Home / 18,231.96-27,351.60-5,753.91

Finding the Fourth Proportional to 18,231.96, 27,351.60 and 5,753.91

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Solution

The fourth proportional to 18,231.96, 27,351.60 and 5,753.91 is: 8,632.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,231.96 : 27,351.60 = 5,753.91 : x
  2. Step 2: Convert to fraction form
    18,231.96/27,351.60 = 5,753.91/x
  3. Step 3: Cross multiply
    18,231.96x = 27,351.60 × 5,753.91
  4. Step 4: Simplify right side
    18,231.96x = 157,378,644.76
  5. Step 5: Solve for x
    x = 157,378,644.76/18,231.96
  6. Step 6: Final answer
    x = 8,632.02

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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.