Home / 41,861.91-62,792.87-12,279.85

Finding the Fourth Proportional to 41,861.91, 62,792.87 and 12,279.85

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Solution

The fourth proportional to 41,861.91, 62,792.87 and 12,279.85 is: 18,419.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,861.91 : 62,792.87 = 12,279.85 : x
  2. Step 2: Convert to fraction form
    41,861.91/62,792.87 = 12,279.85/x
  3. Step 3: Cross multiply
    41,861.91x = 62,792.87 × 12,279.85
  4. Step 4: Simplify right side
    41,861.91x = 771,087,228.57
  5. Step 5: Solve for x
    x = 771,087,228.57/41,861.91
  6. Step 6: Final answer
    x = 18,419.78

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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.