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Finding the Third Proportional to 13,806 and 27,612

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Solution

The third proportional to 13,806 and 27,612 is: 55,224

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,806 : 27,612 = 27,612 : x
  2. Step 2: Convert to fraction form
    13,806/27,612 = 27,612/x
  3. Step 3: Cross multiply
    13,806x = 27,612 × 27,612
  4. Step 4: Simplify right side
    13,806x = 762,422,544
  5. Step 5: Solve for x
    x = 762,422,544/13,806
  6. Step 6: Final answer
    x = 55,224

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Why These Related Problems?

These problems maintain the same ratio (2) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.