Home / 33,306.28-45,962.11-18,198.61

Finding the Fourth Proportional to 33,306.28, 45,962.11 and 18,198.61

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Solution

The fourth proportional to 33,306.28, 45,962.11 and 18,198.61 is: 25,113.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,306.28 : 45,962.11 = 18,198.61 : x
  2. Step 2: Convert to fraction form
    33,306.28/45,962.11 = 18,198.61/x
  3. Step 3: Cross multiply
    33,306.28x = 45,962.11 × 18,198.61
  4. Step 4: Simplify right side
    33,306.28x = 836,446,514.67
  5. Step 5: Solve for x
    x = 836,446,514.67/33,306.28
  6. Step 6: Final answer
    x = 25,113.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.