Home / 36,008.38-49,684.15-20,691.97

Finding the Fourth Proportional to 36,008.38, 49,684.15 and 20,691.97

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Solution

The fourth proportional to 36,008.38, 49,684.15 and 20,691.97 is: 28,550.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,008.38 : 49,684.15 = 20,691.97 : x
  2. Step 2: Convert to fraction form
    36,008.38/49,684.15 = 20,691.97/x
  3. Step 3: Cross multiply
    36,008.38x = 49,684.15 × 20,691.97
  4. Step 4: Simplify right side
    36,008.38x = 1,028,062,825.50
  5. Step 5: Solve for x
    x = 1,028,062,825.50/36,008.38
  6. Step 6: Final answer
    x = 28,550.66

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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.