Home / 16,177.92-22,327.68-11,998.08

Finding the Fourth Proportional to 16,177.92, 22,327.68 and 11,998.08

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Solution

The fourth proportional to 16,177.92, 22,327.68 and 11,998.08 is: 16,558.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,177.92 : 22,327.68 = 11,998.08 : x
  2. Step 2: Convert to fraction form
    16,177.92/22,327.68 = 11,998.08/x
  3. Step 3: Cross multiply
    16,177.92x = 22,327.68 × 11,998.08
  4. Step 4: Simplify right side
    16,177.92x = 267,889,290.85
  5. Step 5: Solve for x
    x = 267,889,290.85/16,177.92
  6. Step 6: Final answer
    x = 16,558.95

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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.