Home / 18,524.18-27,789.01-5,374.85

Finding the Fourth Proportional to 18,524.18, 27,789.01 and 5,374.85

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Solution

The fourth proportional to 18,524.18, 27,789.01 and 5,374.85 is: 8,063.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,524.18 : 27,789.01 = 5,374.85 : x
  2. Step 2: Convert to fraction form
    18,524.18/27,789.01 = 5,374.85/x
  3. Step 3: Cross multiply
    18,524.18x = 27,789.01 × 5,374.85
  4. Step 4: Simplify right side
    18,524.18x = 149,361,608.02
  5. Step 5: Solve for x
    x = 149,361,608.02/18,524.18
  6. Step 6: Final answer
    x = 8,063.06

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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.