Home / 41,939.14-62,947.59-21,177.22

Finding the Fourth Proportional to 41,939.14, 62,947.59 and 21,177.22

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Solution

The fourth proportional to 41,939.14, 62,947.59 and 21,177.22 is: 31,785.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,939.14 : 62,947.59 = 21,177.22 : x
  2. Step 2: Convert to fraction form
    41,939.14/62,947.59 = 21,177.22/x
  3. Step 3: Cross multiply
    41,939.14x = 62,947.59 × 21,177.22
  4. Step 4: Simplify right side
    41,939.14x = 1,333,054,961.90
  5. Step 5: Solve for x
    x = 1,333,054,961.90/41,939.14
  6. Step 6: Final answer
    x = 31,785.46

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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.