Home / 52,454.43-72,387.13-28,581.11

Finding the Fourth Proportional to 52,454.43, 72,387.13 and 28,581.11

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Solution

The fourth proportional to 52,454.43, 72,387.13 and 28,581.11 is: 39,441.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,454.43 : 72,387.13 = 28,581.11 : x
  2. Step 2: Convert to fraction form
    52,454.43/72,387.13 = 28,581.11/x
  3. Step 3: Cross multiply
    52,454.43x = 72,387.13 × 28,581.11
  4. Step 4: Simplify right side
    52,454.43x = 2,068,904,091.73
  5. Step 5: Solve for x
    x = 2,068,904,091.73/52,454.43
  6. Step 6: Final answer
    x = 39,441.93

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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.