Home / 25,600.59-38,418.17-8,960.76

Finding the Fourth Proportional to 25,600.59, 38,418.17 and 8,960.76

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Solution

The fourth proportional to 25,600.59, 38,418.17 and 8,960.76 is: 13,447.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,600.59 : 38,418.17 = 8,960.76 : x
  2. Step 2: Convert to fraction form
    25,600.59/38,418.17 = 8,960.76/x
  3. Step 3: Cross multiply
    25,600.59x = 38,418.17 × 8,960.76
  4. Step 4: Simplify right side
    25,600.59x = 344,255,956.21
  5. Step 5: Solve for x
    x = 344,255,956.21/25,600.59
  6. Step 6: Final answer
    x = 13,447.19

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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.