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Finding the Third Proportional to 16,752 and 18,192

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Solution

The third proportional to 16,752 and 18,192 is: 19,755.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,752 : 18,192 = 18,192 : x
  2. Step 2: Convert to fraction form
    16,752/18,192 = 18,192/x
  3. Step 3: Cross multiply
    16,752x = 18,192 × 18,192
  4. Step 4: Simplify right side
    16,752x = 330,948,864
  5. Step 5: Solve for x
    x = 330,948,864/16,752
  6. Step 6: Final answer
    x = 19,755.78

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Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.