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Finding the Third Proportional to 17,999 and 36,718

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Solution

The third proportional to 17,999 and 36,718 is: 74,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,999 : 36,718 = 36,718 : x
  2. Step 2: Convert to fraction form
    17,999/36,718 = 36,718/x
  3. Step 3: Cross multiply
    17,999x = 36,718 × 36,718
  4. Step 4: Simplify right side
    17,999x = 1,348,211,524
  5. Step 5: Solve for x
    x = 1,348,211,524/17,999
  6. Step 6: Final answer
    x = 74,904.80

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.