Home / 26,766.20-40,149.18-6,775.88

Finding the Fourth Proportional to 26,766.20, 40,149.18 and 6,775.88

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Solution

The fourth proportional to 26,766.20, 40,149.18 and 6,775.88 is: 10,163.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,766.20 : 40,149.18 = 6,775.88 : x
  2. Step 2: Convert to fraction form
    26,766.20/40,149.18 = 6,775.88/x
  3. Step 3: Cross multiply
    26,766.20x = 40,149.18 × 6,775.88
  4. Step 4: Simplify right side
    26,766.20x = 272,046,025.78
  5. Step 5: Solve for x
    x = 272,046,025.78/26,766.20
  6. Step 6: Final answer
    x = 10,163.79

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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.