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Finding the Fourth Proportional to 41,912.44, 62,878.44 and 18,545.56

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Solution

The fourth proportional to 41,912.44, 62,878.44 and 18,545.56 is: 27,822.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,912.44 : 62,878.44 = 18,545.56 : x
  2. Step 2: Convert to fraction form
    41,912.44/62,878.44 = 18,545.56/x
  3. Step 3: Cross multiply
    41,912.44x = 62,878.44 × 18,545.56
  4. Step 4: Simplify right side
    41,912.44x = 1,166,115,881.73
  5. Step 5: Solve for x
    x = 1,166,115,881.73/41,912.44
  6. Step 6: Final answer
    x = 27,822.67

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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.