Home / 52,565.76-72,536.64-28,691.04

Finding the Fourth Proportional to 52,565.76, 72,536.64 and 28,691.04

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Solution

The fourth proportional to 52,565.76, 72,536.64 and 28,691.04 is: 39,591.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,565.76 : 72,536.64 = 28,691.04 : x
  2. Step 2: Convert to fraction form
    52,565.76/72,536.64 = 28,691.04/x
  3. Step 3: Cross multiply
    52,565.76x = 72,536.64 × 28,691.04
  4. Step 4: Simplify right side
    52,565.76x = 2,081,151,639.71
  5. Step 5: Solve for x
    x = 2,081,151,639.71/52,565.76
  6. Step 6: Final answer
    x = 39,591.39

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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.