Home / 18,236.38-25,166.20-9,852.88

Finding the Fourth Proportional to 18,236.38, 25,166.20 and 9,852.88

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Solution

The fourth proportional to 18,236.38, 25,166.20 and 9,852.88 is: 13,596.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,236.38 : 25,166.20 = 9,852.88 : x
  2. Step 2: Convert to fraction form
    18,236.38/25,166.20 = 9,852.88/x
  3. Step 3: Cross multiply
    18,236.38x = 25,166.20 × 9,852.88
  4. Step 4: Simplify right side
    18,236.38x = 247,959,548.66
  5. Step 5: Solve for x
    x = 247,959,548.66/18,236.38
  6. Step 6: Final answer
    x = 13,596.97

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Find fourth proportional to 9,118.19, 12,583.10 and 4,926.44
Half scale
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Double scale
Find fourth proportional to 18,237.38, 25,167.58 and 9,853.88
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.