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Finding the Third Proportional to 13,189 and 27,845

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Solution

The third proportional to 13,189 and 27,845 is: 58,787.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,189 : 27,845 = 27,845 : x
  2. Step 2: Convert to fraction form
    13,189/27,845 = 27,845/x
  3. Step 3: Cross multiply
    13,189x = 27,845 × 27,845
  4. Step 4: Simplify right side
    13,189x = 775,344,025
  5. Step 5: Solve for x
    x = 775,344,025/13,189
  6. Step 6: Final answer
    x = 58,787.17

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.