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Finding the Fourth Proportional to 41,891.22, 62,819.82 and 15,597.81

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Solution

The fourth proportional to 41,891.22, 62,819.82 and 15,597.81 is: 23,390.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,891.22 : 62,819.82 = 15,597.81 : x
  2. Step 2: Convert to fraction form
    41,891.22/62,819.82 = 15,597.81/x
  3. Step 3: Cross multiply
    41,891.22x = 62,819.82 × 15,597.81
  4. Step 4: Simplify right side
    41,891.22x = 979,851,616.59
  5. Step 5: Solve for x
    x = 979,851,616.59/41,891.22
  6. Step 6: Final answer
    x = 23,390.38

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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.