Home / 14,754.12-22,134.42-8,189.88

Finding the Fourth Proportional to 14,754.12, 22,134.42 and 8,189.88

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Solution

The fourth proportional to 14,754.12, 22,134.42 and 8,189.88 is: 12,286.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,754.12 : 22,134.42 = 8,189.88 : x
  2. Step 2: Convert to fraction form
    14,754.12/22,134.42 = 8,189.88/x
  3. Step 3: Cross multiply
    14,754.12x = 22,134.42 × 8,189.88
  4. Step 4: Simplify right side
    14,754.12x = 181,278,243.67
  5. Step 5: Solve for x
    x = 181,278,243.67/14,754.12
  6. Step 6: Final answer
    x = 12,286.62

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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.