Home / 18,524.75-27,792.33-7,439.22

Finding the Fourth Proportional to 18,524.75, 27,792.33 and 7,439.22

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Solution

The fourth proportional to 18,524.75, 27,792.33 and 7,439.22 is: 11,160.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,524.75 : 27,792.33 = 7,439.22 : x
  2. Step 2: Convert to fraction form
    18,524.75/27,792.33 = 7,439.22/x
  3. Step 3: Cross multiply
    18,524.75x = 27,792.33 × 7,439.22
  4. Step 4: Simplify right side
    18,524.75x = 206,753,328.37
  5. Step 5: Solve for x
    x = 206,753,328.37/18,524.75
  6. Step 6: Final answer
    x = 11,160.92

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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.