Home / 41,966.25-62,939.70-11,979.93

Finding the Fourth Proportional to 41,966.25, 62,939.70 and 11,979.93

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Solution

The fourth proportional to 41,966.25, 62,939.70 and 11,979.93 is: 17,967.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,966.25 : 62,939.70 = 11,979.93 : x
  2. Step 2: Convert to fraction form
    41,966.25/62,939.70 = 11,979.93/x
  3. Step 3: Cross multiply
    41,966.25x = 62,939.70 × 11,979.93
  4. Step 4: Simplify right side
    41,966.25x = 754,013,200.22
  5. Step 5: Solve for x
    x = 754,013,200.22/41,966.25
  6. Step 6: Final answer
    x = 17,967.13

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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.