Home / 18,033.25-27,049.52-8,170.69

Finding the Fourth Proportional to 18,033.25, 27,049.52 and 8,170.69

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Solution

The fourth proportional to 18,033.25, 27,049.52 and 8,170.69 is: 12,255.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,033.25 : 27,049.52 = 8,170.69 : x
  2. Step 2: Convert to fraction form
    18,033.25/27,049.52 = 8,170.69/x
  3. Step 3: Cross multiply
    18,033.25x = 27,049.52 × 8,170.69
  4. Step 4: Simplify right side
    18,033.25x = 221,013,201.72
  5. Step 5: Solve for x
    x = 221,013,201.72/18,033.25
  6. Step 6: Final answer
    x = 12,255.87

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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.