Home / 33,238.62-49,843.38-12,447.54

Finding the Fourth Proportional to 33,238.62, 49,843.38 and 12,447.54

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Solution

The fourth proportional to 33,238.62, 49,843.38 and 12,447.54 is: 18,665.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,238.62 : 49,843.38 = 12,447.54 : x
  2. Step 2: Convert to fraction form
    33,238.62/49,843.38 = 12,447.54/x
  3. Step 3: Cross multiply
    33,238.62x = 49,843.38 × 12,447.54
  4. Step 4: Simplify right side
    33,238.62x = 620,427,466.29
  5. Step 5: Solve for x
    x = 620,427,466.29/33,238.62
  6. Step 6: Final answer
    x = 18,665.86

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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.