Home / 40,731.45-61,092.66-10,748.73

Finding the Fourth Proportional to 40,731.45, 61,092.66 and 10,748.73

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Solution

The fourth proportional to 40,731.45, 61,092.66 and 10,748.73 is: 16,121.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,731.45 : 61,092.66 = 10,748.73 : x
  2. Step 2: Convert to fraction form
    40,731.45/61,092.66 = 10,748.73/x
  3. Step 3: Cross multiply
    40,731.45x = 61,092.66 × 10,748.73
  4. Step 4: Simplify right side
    40,731.45x = 656,668,507.32
  5. Step 5: Solve for x
    x = 656,668,507.32/40,731.45
  6. Step 6: Final answer
    x = 16,121.90

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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.