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Finding the Third Proportional to 12,660 and 27,753

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Solution

The third proportional to 12,660 and 27,753 is: 60,839.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,660 : 27,753 = 27,753 : x
  2. Step 2: Convert to fraction form
    12,660/27,753 = 27,753/x
  3. Step 3: Cross multiply
    12,660x = 27,753 × 27,753
  4. Step 4: Simplify right side
    12,660x = 770,229,009
  5. Step 5: Solve for x
    x = 770,229,009/12,660
  6. Step 6: Final answer
    x = 60,839.57

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.