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Finding the Fourth Proportional to 41,451, 62,185.68 and 15,155.16

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Solution

The fourth proportional to 41,451, 62,185.68 and 15,155.16 is: 22,736.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,451 : 62,185.68 = 15,155.16 : x
  2. Step 2: Convert to fraction form
    41,451/62,185.68 = 15,155.16/x
  3. Step 3: Cross multiply
    41,451x = 62,185.68 × 15,155.16
  4. Step 4: Simplify right side
    41,451x = 942,433,930.11
  5. Step 5: Solve for x
    x = 942,433,930.11/41,451
  6. Step 6: Final answer
    x = 22,736.10

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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.