Home / 41,721.55-62,596.30-13,642.90

Finding the Fourth Proportional to 41,721.55, 62,596.30 and 13,642.90

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Solution

The fourth proportional to 41,721.55, 62,596.30 and 13,642.90 is: 20,468.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,721.55 : 62,596.30 = 13,642.90 : x
  2. Step 2: Convert to fraction form
    41,721.55/62,596.30 = 13,642.90/x
  3. Step 3: Cross multiply
    41,721.55x = 62,596.30 × 13,642.90
  4. Step 4: Simplify right side
    41,721.55x = 853,995,217.76
  5. Step 5: Solve for x
    x = 853,995,217.76/41,721.55
  6. Step 6: Final answer
    x = 20,468.92

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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.