Home / 18,234.38-27,353.04-5,086.88

Finding the Fourth Proportional to 18,234.38, 27,353.04 and 5,086.88

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Solution

The fourth proportional to 18,234.38, 27,353.04 and 5,086.88 is: 7,630.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234.38 : 27,353.04 = 5,086.88 : x
  2. Step 2: Convert to fraction form
    18,234.38/27,353.04 = 5,086.88/x
  3. Step 3: Cross multiply
    18,234.38x = 27,353.04 × 5,086.88
  4. Step 4: Simplify right side
    18,234.38x = 139,141,632.12
  5. Step 5: Solve for x
    x = 139,141,632.12/18,234.38
  6. Step 6: Final answer
    x = 7,630.73

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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.