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Finding the Third Proportional to 18,546 and 43,755

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Solution

The third proportional to 18,546 and 43,755 is: 103,229.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,546 : 43,755 = 43,755 : x
  2. Step 2: Convert to fraction form
    18,546/43,755 = 43,755/x
  3. Step 3: Cross multiply
    18,546x = 43,755 × 43,755
  4. Step 4: Simplify right side
    18,546x = 1,914,500,025
  5. Step 5: Solve for x
    x = 1,914,500,025/18,546
  6. Step 6: Final answer
    x = 103,229.81

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.