Home / 41,921.10-62,889.41-13,843.11

Finding the Fourth Proportional to 41,921.10, 62,889.41 and 13,843.11

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Solution

The fourth proportional to 41,921.10, 62,889.41 and 13,843.11 is: 20,767.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,921.10 : 62,889.41 = 13,843.11 : x
  2. Step 2: Convert to fraction form
    41,921.10/62,889.41 = 13,843.11/x
  3. Step 3: Cross multiply
    41,921.10x = 62,889.41 × 13,843.11
  4. Step 4: Simplify right side
    41,921.10x = 870,585,020.47
  5. Step 5: Solve for x
    x = 870,585,020.47/41,921.10
  6. Step 6: Final answer
    x = 20,767.23

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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.