Home / 38,139.40-57,209.10-24,833.80

Finding the Fourth Proportional to 38,139.40, 57,209.10 and 24,833.80

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Solution

The fourth proportional to 38,139.40, 57,209.10 and 24,833.80 is: 37,250.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,139.40 : 57,209.10 = 24,833.80 : x
  2. Step 2: Convert to fraction form
    38,139.40/57,209.10 = 24,833.80/x
  3. Step 3: Cross multiply
    38,139.40x = 57,209.10 × 24,833.80
  4. Step 4: Simplify right side
    38,139.40x = 1,420,719,347.58
  5. Step 5: Solve for x
    x = 1,420,719,347.58/38,139.40
  6. Step 6: Final answer
    x = 37,250.70

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.