Home / 12,025.60-16,589.28-8,046.88

Finding the Fourth Proportional to 12,025.60, 16,589.28 and 8,046.88

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Solution

The fourth proportional to 12,025.60, 16,589.28 and 8,046.88 is: 11,100.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025.60 : 16,589.28 = 8,046.88 : x
  2. Step 2: Convert to fraction form
    12,025.60/16,589.28 = 8,046.88/x
  3. Step 3: Cross multiply
    12,025.60x = 16,589.28 × 8,046.88
  4. Step 4: Simplify right side
    12,025.60x = 133,491,945.45
  5. Step 5: Solve for x
    x = 133,491,945.45/12,025.60
  6. Step 6: Final answer
    x = 11,100.65

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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.