Home / 41,016.92-61,536.41-12,938.06

Finding the Fourth Proportional to 41,016.92, 61,536.41 and 12,938.06

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Solution

The fourth proportional to 41,016.92, 61,536.41 and 12,938.06 is: 19,410.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,016.92 : 61,536.41 = 12,938.06 : x
  2. Step 2: Convert to fraction form
    41,016.92/61,536.41 = 12,938.06/x
  3. Step 3: Cross multiply
    41,016.92x = 61,536.41 × 12,938.06
  4. Step 4: Simplify right side
    41,016.92x = 796,161,902.43
  5. Step 5: Solve for x
    x = 796,161,902.43/41,016.92
  6. Step 6: Final answer
    x = 19,410.57

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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.