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Finding the Fourth Proportional to 23,761.92, 32,790.96 and 13,150.92

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Solution

The fourth proportional to 23,761.92, 32,790.96 and 13,150.92 is: 18,148.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,761.92 : 32,790.96 = 13,150.92 : x
  2. Step 2: Convert to fraction form
    23,761.92/32,790.96 = 13,150.92/x
  3. Step 3: Cross multiply
    23,761.92x = 32,790.96 × 13,150.92
  4. Step 4: Simplify right side
    23,761.92x = 431,231,291.68
  5. Step 5: Solve for x
    x = 431,231,291.68/23,761.92
  6. Step 6: Final answer
    x = 18,148.00

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1.5x scale

Why These Related Problems?

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