Home / 15,265.22-22,868.12-11,255.30

Finding the Fourth Proportional to 15,265.22, 22,868.12 and 11,255.30

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Solution

The fourth proportional to 15,265.22, 22,868.12 and 11,255.30 is: 16,861.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,265.22 : 22,868.12 = 11,255.30 : x
  2. Step 2: Convert to fraction form
    15,265.22/22,868.12 = 11,255.30/x
  3. Step 3: Cross multiply
    15,265.22x = 22,868.12 × 11,255.30
  4. Step 4: Simplify right side
    15,265.22x = 257,387,380.42
  5. Step 5: Solve for x
    x = 257,387,380.42/15,265.22
  6. Step 6: Final answer
    x = 16,861.04

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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.