Home / 63,517.24-95,312.78-28,456.90

Finding the Fourth Proportional to 63,517.24, 95,312.78 and 28,456.90

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Solution

The fourth proportional to 63,517.24, 95,312.78 and 28,456.90 is: 42,701.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,517.24 : 95,312.78 = 28,456.90 : x
  2. Step 2: Convert to fraction form
    63,517.24/95,312.78 = 28,456.90/x
  3. Step 3: Cross multiply
    63,517.24x = 95,312.78 × 28,456.90
  4. Step 4: Simplify right side
    63,517.24x = 2,712,306,249.18
  5. Step 5: Solve for x
    x = 2,712,306,249.18/63,517.24
  6. Step 6: Final answer
    x = 42,701.89

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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.