Home / 48,505.90-72,761.92-15,227.28

Finding the Fourth Proportional to 48,505.90, 72,761.92 and 15,227.28

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Solution

The fourth proportional to 48,505.90, 72,761.92 and 15,227.28 is: 22,841.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,505.90 : 72,761.92 = 15,227.28 : x
  2. Step 2: Convert to fraction form
    48,505.90/72,761.92 = 15,227.28/x
  3. Step 3: Cross multiply
    48,505.90x = 72,761.92 × 15,227.28
  4. Step 4: Simplify right side
    48,505.90x = 1,107,966,129.18
  5. Step 5: Solve for x
    x = 1,107,966,129.18/48,505.90
  6. Step 6: Final answer
    x = 22,841.88

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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.