Home / 13,591.92-20,387.88-3,732.24

Finding the Fourth Proportional to 13,591.92, 20,387.88 and 3,732.24

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Solution

The fourth proportional to 13,591.92, 20,387.88 and 3,732.24 is: 5,598.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,591.92 : 20,387.88 = 3,732.24 : x
  2. Step 2: Convert to fraction form
    13,591.92/20,387.88 = 3,732.24/x
  3. Step 3: Cross multiply
    13,591.92x = 20,387.88 × 3,732.24
  4. Step 4: Simplify right side
    13,591.92x = 76,092,461.25
  5. Step 5: Solve for x
    x = 76,092,461.25/13,591.92
  6. Step 6: Final answer
    x = 5,598.36

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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.