Home / 18,217.67-27,327.47-5,738.66

Finding the Fourth Proportional to 18,217.67, 27,327.47 and 5,738.66

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Solution

The fourth proportional to 18,217.67, 27,327.47 and 5,738.66 is: 8,608.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,217.67 : 27,327.47 = 5,738.66 : x
  2. Step 2: Convert to fraction form
    18,217.67/27,327.47 = 5,738.66/x
  3. Step 3: Cross multiply
    18,217.67x = 27,327.47 × 5,738.66
  4. Step 4: Simplify right side
    18,217.67x = 156,822,996.14
  5. Step 5: Solve for x
    x = 156,822,996.14/18,217.67
  6. Step 6: Final answer
    x = 8,608.29

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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.