Home / 34,607.18-47,757.92-18,691.62

Finding the Fourth Proportional to 34,607.18, 47,757.92 and 18,691.62

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Solution

The fourth proportional to 34,607.18, 47,757.92 and 18,691.62 is: 25,794.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,607.18 : 47,757.92 = 18,691.62 : x
  2. Step 2: Convert to fraction form
    34,607.18/47,757.92 = 18,691.62/x
  3. Step 3: Cross multiply
    34,607.18x = 47,757.92 × 18,691.62
  4. Step 4: Simplify right side
    34,607.18x = 892,672,799.17
  5. Step 5: Solve for x
    x = 892,672,799.17/34,607.18
  6. Step 6: Final answer
    x = 25,794.44

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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.