Home / 13,584.00-20,375.28-3,723.27

Finding the Fourth Proportional to 13,584.00, 20,375.28 and 3,723.27

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Solution

The fourth proportional to 13,584.00, 20,375.28 and 3,723.27 is: 5,584.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,584.00 : 20,375.28 = 3,723.27 : x
  2. Step 2: Convert to fraction form
    13,584.00/20,375.28 = 3,723.27/x
  3. Step 3: Cross multiply
    13,584.00x = 20,375.28 × 3,723.27
  4. Step 4: Simplify right side
    13,584.00x = 75,862,592.36
  5. Step 5: Solve for x
    x = 75,862,592.36/13,584.00
  6. Step 6: Final answer
    x = 5,584.70

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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.