Home / 18,324.24-27,469.26-7,231.02

Finding the Fourth Proportional to 18,324.24, 27,469.26 and 7,231.02

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Solution

The fourth proportional to 18,324.24, 27,469.26 and 7,231.02 is: 10,839.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,324.24 : 27,469.26 = 7,231.02 : x
  2. Step 2: Convert to fraction form
    18,324.24/27,469.26 = 7,231.02/x
  3. Step 3: Cross multiply
    18,324.24x = 27,469.26 × 7,231.02
  4. Step 4: Simplify right side
    18,324.24x = 198,630,768.45
  5. Step 5: Solve for x
    x = 198,630,768.45/18,324.24
  6. Step 6: Final answer
    x = 10,839.78

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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.