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Finding the Fourth Proportional to 13,473.44, 18,593.22 and 7,504.76

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Solution

The fourth proportional to 13,473.44, 18,593.22 and 7,504.76 is: 10,356.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,473.44 : 18,593.22 = 7,504.76 : x
  2. Step 2: Convert to fraction form
    13,473.44/18,593.22 = 7,504.76/x
  3. Step 3: Cross multiply
    13,473.44x = 18,593.22 × 7,504.76
  4. Step 4: Simplify right side
    13,473.44x = 139,537,653.73
  5. Step 5: Solve for x
    x = 139,537,653.73/13,473.44
  6. Step 6: Final answer
    x = 10,356.50

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Find fourth proportional to 6,736.72, 9,296.61 and 3,752.38
Half scale
Find fourth proportional to 26,946.88, 37,186.44 and 15,009.52
Double scale
Find fourth proportional to 13,474.44, 18,594.60 and 7,505.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.