Home / 16,081.92-22,194.24-10,778.88

Finding the Fourth Proportional to 16,081.92, 22,194.24 and 10,778.88

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Solution

The fourth proportional to 16,081.92, 22,194.24 and 10,778.88 is: 14,875.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,081.92 : 22,194.24 = 10,778.88 : x
  2. Step 2: Convert to fraction form
    16,081.92/22,194.24 = 10,778.88/x
  3. Step 3: Cross multiply
    16,081.92x = 22,194.24 × 10,778.88
  4. Step 4: Simplify right side
    16,081.92x = 239,229,049.65
  5. Step 5: Solve for x
    x = 239,229,049.65/16,081.92
  6. Step 6: Final answer
    x = 14,875.65

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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.