Home / 41,758.92-62,640.84-13,681.92

Finding the Fourth Proportional to 41,758.92, 62,640.84 and 13,681.92

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Solution

The fourth proportional to 41,758.92, 62,640.84 and 13,681.92 is: 20,523.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,758.92 : 62,640.84 = 13,681.92 : x
  2. Step 2: Convert to fraction form
    41,758.92/62,640.84 = 13,681.92/x
  3. Step 3: Cross multiply
    41,758.92x = 62,640.84 × 13,681.92
  4. Step 4: Simplify right side
    41,758.92x = 857,046,961.61
  5. Step 5: Solve for x
    x = 857,046,961.61/41,758.92
  6. Step 6: Final answer
    x = 20,523.69

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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.