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Finding the Third Proportional to 6,822.25 and 14,694

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Solution

The third proportional to 6,822.25 and 14,694 is: 31,648.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822.25 : 14,694 = 14,694 : x
  2. Step 2: Convert to fraction form
    6,822.25/14,694 = 14,694/x
  3. Step 3: Cross multiply
    6,822.25x = 14,694 × 14,694
  4. Step 4: Simplify right side
    6,822.25x = 215,913,636
  5. Step 5: Solve for x
    x = 215,913,636/6,822.25
  6. Step 6: Final answer
    x = 31,648.45

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.