Home / 25,731.62-38,600.15-8,197.34

Finding the Fourth Proportional to 25,731.62, 38,600.15 and 8,197.34

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Solution

The fourth proportional to 25,731.62, 38,600.15 and 8,197.34 is: 12,296.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,731.62 : 38,600.15 = 8,197.34 : x
  2. Step 2: Convert to fraction form
    25,731.62/38,600.15 = 8,197.34/x
  3. Step 3: Cross multiply
    25,731.62x = 38,600.15 × 8,197.34
  4. Step 4: Simplify right side
    25,731.62x = 316,418,553.60
  5. Step 5: Solve for x
    x = 316,418,553.60/25,731.62
  6. Step 6: Final answer
    x = 12,296.88

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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.