Home / 36,007.17-49,689.92-20,091.61

Finding the Fourth Proportional to 36,007.17, 49,689.92 and 20,091.61

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Solution

The fourth proportional to 36,007.17, 49,689.92 and 20,091.61 is: 27,726.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,007.17 : 49,689.92 = 20,091.61 : x
  2. Step 2: Convert to fraction form
    36,007.17/49,689.92 = 20,091.61/x
  3. Step 3: Cross multiply
    36,007.17x = 49,689.92 × 20,091.61
  4. Step 4: Simplify right side
    36,007.17x = 998,350,493.57
  5. Step 5: Solve for x
    x = 998,350,493.57/36,007.17
  6. Step 6: Final answer
    x = 27,726.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.