Home / 16,691.18-25,045.40-7,337.76

Finding the Fourth Proportional to 16,691.18, 25,045.40 and 7,337.76

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Solution

The fourth proportional to 16,691.18, 25,045.40 and 7,337.76 is: 11,010.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,691.18 : 25,045.40 = 7,337.76 : x
  2. Step 2: Convert to fraction form
    16,691.18/25,045.40 = 7,337.76/x
  3. Step 3: Cross multiply
    16,691.18x = 25,045.40 × 7,337.76
  4. Step 4: Simplify right side
    16,691.18x = 183,777,134.30
  5. Step 5: Solve for x
    x = 183,777,134.30/16,691.18
  6. Step 6: Final answer
    x = 11,010.43

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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.