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Finding the Third Proportional to 12,107.25 and 25,657.13

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Solution

The third proportional to 12,107.25 and 25,657.13 is: 54,371.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,107.25 : 25,657.13 = 25,657.13 : x
  2. Step 2: Convert to fraction form
    12,107.25/25,657.13 = 25,657.13/x
  3. Step 3: Cross multiply
    12,107.25x = 25,657.13 × 25,657.13
  4. Step 4: Simplify right side
    12,107.25x = 658,288,063.27
  5. Step 5: Solve for x
    x = 658,288,063.27/12,107.25
  6. Step 6: Final answer
    x = 54,371.39

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.