Home / 40,891.72-61,301.22-15,925.96

Finding the Fourth Proportional to 40,891.72, 61,301.22 and 15,925.96

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Solution

The fourth proportional to 40,891.72, 61,301.22 and 15,925.96 is: 23,874.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,891.72 : 61,301.22 = 15,925.96 : x
  2. Step 2: Convert to fraction form
    40,891.72/61,301.22 = 15,925.96/x
  3. Step 3: Cross multiply
    40,891.72x = 61,301.22 × 15,925.96
  4. Step 4: Simplify right side
    40,891.72x = 976,280,777.67
  5. Step 5: Solve for x
    x = 976,280,777.67/40,891.72
  6. Step 6: Final answer
    x = 23,874.78

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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.