Home / 41,919.82-62,889.72-12,338.62

Finding the Fourth Proportional to 41,919.82, 62,889.72 and 12,338.62

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Solution

The fourth proportional to 41,919.82, 62,889.72 and 12,338.62 is: 18,510.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,919.82 : 62,889.72 = 12,338.62 : x
  2. Step 2: Convert to fraction form
    41,919.82/62,889.72 = 12,338.62/x
  3. Step 3: Cross multiply
    41,919.82x = 62,889.72 × 12,338.62
  4. Step 4: Simplify right side
    41,919.82x = 775,972,356.99
  5. Step 5: Solve for x
    x = 775,972,356.99/41,919.82
  6. Step 6: Final answer
    x = 18,510.87

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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.