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Finding the Third Proportional to 8,363.25 and 18,104.63

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Solution

The third proportional to 8,363.25 and 18,104.63 is: 39,192.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363.25 : 18,104.63 = 18,104.63 : x
  2. Step 2: Convert to fraction form
    8,363.25/18,104.63 = 18,104.63/x
  3. Step 3: Cross multiply
    8,363.25x = 18,104.63 × 18,104.63
  4. Step 4: Simplify right side
    8,363.25x = 327,777,446.39
  5. Step 5: Solve for x
    x = 327,777,446.39/8,363.25
  6. Step 6: Final answer
    x = 39,192.59

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.