Home / 52,451.46-78,691.79-22,871.90

Finding the Fourth Proportional to 52,451.46, 78,691.79 and 22,871.90

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Solution

The fourth proportional to 52,451.46, 78,691.79 and 22,871.90 is: 34,314.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,451.46 : 78,691.79 = 22,871.90 : x
  2. Step 2: Convert to fraction form
    52,451.46/78,691.79 = 22,871.90/x
  3. Step 3: Cross multiply
    52,451.46x = 78,691.79 × 22,871.90
  4. Step 4: Simplify right side
    52,451.46x = 1,799,830,751.70
  5. Step 5: Solve for x
    x = 1,799,830,751.70/52,451.46
  6. Step 6: Final answer
    x = 34,314.22

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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.