Home / 23,242.28-34,867.60-8,471.92

Finding the Fourth Proportional to 23,242.28, 34,867.60 and 8,471.92

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Solution

The fourth proportional to 23,242.28, 34,867.60 and 8,471.92 is: 12,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,242.28 : 34,867.60 = 8,471.92 : x
  2. Step 2: Convert to fraction form
    23,242.28/34,867.60 = 8,471.92/x
  3. Step 3: Cross multiply
    23,242.28x = 34,867.60 × 8,471.92
  4. Step 4: Simplify right side
    23,242.28x = 295,395,517.79
  5. Step 5: Solve for x
    x = 295,395,517.79/23,242.28
  6. Step 6: Final answer
    x = 12,709.40

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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.