Home / 18,522.33-27,784.41-5,375.73

Finding the Fourth Proportional to 18,522.33, 27,784.41 and 5,375.73

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Solution

The fourth proportional to 18,522.33, 27,784.41 and 5,375.73 is: 8,063.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,522.33 : 27,784.41 = 5,375.73 : x
  2. Step 2: Convert to fraction form
    18,522.33/27,784.41 = 5,375.73/x
  3. Step 3: Cross multiply
    18,522.33x = 27,784.41 × 5,375.73
  4. Step 4: Simplify right side
    18,522.33x = 149,361,486.37
  5. Step 5: Solve for x
    x = 149,361,486.37/18,522.33
  6. Step 6: Final answer
    x = 8,063.86

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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.