Home / 18,543.17-27,793.56-6,691.52

Finding the Fourth Proportional to 18,543.17, 27,793.56 and 6,691.52

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Solution

The fourth proportional to 18,543.17, 27,793.56 and 6,691.52 is: 10,029.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,543.17 : 27,793.56 = 6,691.52 : x
  2. Step 2: Convert to fraction form
    18,543.17/27,793.56 = 6,691.52/x
  3. Step 3: Cross multiply
    18,543.17x = 27,793.56 × 6,691.52
  4. Step 4: Simplify right side
    18,543.17x = 185,981,162.61
  5. Step 5: Solve for x
    x = 185,981,162.61/18,543.17
  6. Step 6: Final answer
    x = 10,029.63

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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.