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Finding the Fourth Proportional to 25,802.71, 35,608.15 and 14,474.73

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Solution

The fourth proportional to 25,802.71, 35,608.15 and 14,474.73 is: 19,975.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,802.71 : 35,608.15 = 14,474.73 : x
  2. Step 2: Convert to fraction form
    25,802.71/35,608.15 = 14,474.73/x
  3. Step 3: Cross multiply
    25,802.71x = 35,608.15 × 14,474.73
  4. Step 4: Simplify right side
    25,802.71x = 515,418,357.05
  5. Step 5: Solve for x
    x = 515,418,357.05/25,802.71
  6. Step 6: Final answer
    x = 19,975.36

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Half scale
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Double scale
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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.