Home / 18,233.20-27,359.16-9,475.12

Finding the Fourth Proportional to 18,233.20, 27,359.16 and 9,475.12

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Solution

The fourth proportional to 18,233.20, 27,359.16 and 9,475.12 is: 14,217.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233.20 : 27,359.16 = 9,475.12 : x
  2. Step 2: Convert to fraction form
    18,233.20/27,359.16 = 9,475.12/x
  3. Step 3: Cross multiply
    18,233.20x = 27,359.16 × 9,475.12
  4. Step 4: Simplify right side
    18,233.20x = 259,231,324.10
  5. Step 5: Solve for x
    x = 259,231,324.10/18,233.20
  6. Step 6: Final answer
    x = 14,217.54

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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.