Home / 23,121.88-34,682.83-5,591.70

Finding the Fourth Proportional to 23,121.88, 34,682.83 and 5,591.70

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Solution

The fourth proportional to 23,121.88, 34,682.83 and 5,591.70 is: 8,387.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,121.88 : 34,682.83 = 5,591.70 : x
  2. Step 2: Convert to fraction form
    23,121.88/34,682.83 = 5,591.70/x
  3. Step 3: Cross multiply
    23,121.88x = 34,682.83 × 5,591.70
  4. Step 4: Simplify right side
    23,121.88x = 193,935,966.53
  5. Step 5: Solve for x
    x = 193,935,966.53/23,121.88
  6. Step 6: Final answer
    x = 8,387.55

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Similar ratio
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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.