Home / 63,414.12-95,121.18-21,861.12

Finding the Fourth Proportional to 63,414.12, 95,121.18 and 21,861.12

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Solution

The fourth proportional to 63,414.12, 95,121.18 and 21,861.12 is: 32,791.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,414.12 : 95,121.18 = 21,861.12 : x
  2. Step 2: Convert to fraction form
    63,414.12/95,121.18 = 21,861.12/x
  3. Step 3: Cross multiply
    63,414.12x = 95,121.18 × 21,861.12
  4. Step 4: Simplify right side
    63,414.12x = 2,079,455,530.52
  5. Step 5: Solve for x
    x = 2,079,455,530.52/63,414.12
  6. Step 6: Final answer
    x = 32,791.68

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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.