Home / 18,231.20-27,350.67-5,754.83

Finding the Fourth Proportional to 18,231.20, 27,350.67 and 5,754.83

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Solution

The fourth proportional to 18,231.20, 27,350.67 and 5,754.83 is: 8,633.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,231.20 : 27,350.67 = 5,754.83 : x
  2. Step 2: Convert to fraction form
    18,231.20/27,350.67 = 5,754.83/x
  3. Step 3: Cross multiply
    18,231.20x = 27,350.67 × 5,754.83
  4. Step 4: Simplify right side
    18,231.20x = 157,398,456.24
  5. Step 5: Solve for x
    x = 157,398,456.24/18,231.20
  6. Step 6: Final answer
    x = 8,633.47

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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.