Home / 11,234.20-16,851.30-9,265.90

Finding the Fourth Proportional to 11,234.20, 16,851.30 and 9,265.90

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Solution

The fourth proportional to 11,234.20, 16,851.30 and 9,265.90 is: 13,898.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.20 : 16,851.30 = 9,265.90 : x
  2. Step 2: Convert to fraction form
    11,234.20/16,851.30 = 9,265.90/x
  3. Step 3: Cross multiply
    11,234.20x = 16,851.30 × 9,265.90
  4. Step 4: Simplify right side
    11,234.20x = 156,142,460.67
  5. Step 5: Solve for x
    x = 156,142,460.67/11,234.20
  6. Step 6: Final answer
    x = 13,898.85

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1.5x scale

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.