Home / 26,391.97-39,593.72-8,861.34

Finding the Fourth Proportional to 26,391.97, 39,593.72 and 8,861.34

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Solution

The fourth proportional to 26,391.97, 39,593.72 and 8,861.34 is: 13,293.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,391.97 : 39,593.72 = 8,861.34 : x
  2. Step 2: Convert to fraction form
    26,391.97/39,593.72 = 8,861.34/x
  3. Step 3: Cross multiply
    26,391.97x = 39,593.72 × 8,861.34
  4. Step 4: Simplify right side
    26,391.97x = 350,853,414.78
  5. Step 5: Solve for x
    x = 350,853,414.78/26,391.97
  6. Step 6: Final answer
    x = 13,293.95

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1.5x scale

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.