Home / 38,319.10-57,472.17-16,135.90

Finding the Fourth Proportional to 38,319.10, 57,472.17 and 16,135.90

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Solution

The fourth proportional to 38,319.10, 57,472.17 and 16,135.90 is: 24,201.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,319.10 : 57,472.17 = 16,135.90 : x
  2. Step 2: Convert to fraction form
    38,319.10/57,472.17 = 16,135.90/x
  3. Step 3: Cross multiply
    38,319.10x = 57,472.17 × 16,135.90
  4. Step 4: Simplify right side
    38,319.10x = 927,365,187.90
  5. Step 5: Solve for x
    x = 927,365,187.90/38,319.10
  6. Step 6: Final answer
    x = 24,201.12

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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.