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Finding the Fourth Proportional to 41,873.02, 62,819.24 and 13,792.06

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Solution

The fourth proportional to 41,873.02, 62,819.24 and 13,792.06 is: 20,691.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,873.02 : 62,819.24 = 13,792.06 : x
  2. Step 2: Convert to fraction form
    41,873.02/62,819.24 = 13,792.06/x
  3. Step 3: Cross multiply
    41,873.02x = 62,819.24 × 13,792.06
  4. Step 4: Simplify right side
    41,873.02x = 866,406,736.80
  5. Step 5: Solve for x
    x = 866,406,736.80/41,873.02
  6. Step 6: Final answer
    x = 20,691.29

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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.