Home / 14,517.28-20,033.46-8,229.64

Finding the Fourth Proportional to 14,517.28, 20,033.46 and 8,229.64

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Solution

The fourth proportional to 14,517.28, 20,033.46 and 8,229.64 is: 11,356.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,517.28 : 20,033.46 = 8,229.64 : x
  2. Step 2: Convert to fraction form
    14,517.28/20,033.46 = 8,229.64/x
  3. Step 3: Cross multiply
    14,517.28x = 20,033.46 × 8,229.64
  4. Step 4: Simplify right side
    14,517.28x = 164,868,163.75
  5. Step 5: Solve for x
    x = 164,868,163.75/14,517.28
  6. Step 6: Final answer
    x = 11,356.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.