Home / 41,381.89-62,082.51-11,800.15

Finding the Fourth Proportional to 41,381.89, 62,082.51 and 11,800.15

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Solution

The fourth proportional to 41,381.89, 62,082.51 and 11,800.15 is: 17,702.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,381.89 : 62,082.51 = 11,800.15 : x
  2. Step 2: Convert to fraction form
    41,381.89/62,082.51 = 11,800.15/x
  3. Step 3: Cross multiply
    41,381.89x = 62,082.51 × 11,800.15
  4. Step 4: Simplify right side
    41,381.89x = 732,582,930.38
  5. Step 5: Solve for x
    x = 732,582,930.38/41,381.89
  6. Step 6: Final answer
    x = 17,702.98

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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.