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Finding the Third Proportional to 18,416 and 23,304

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Solution

The third proportional to 18,416 and 23,304 is: 29,489.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,416 : 23,304 = 23,304 : x
  2. Step 2: Convert to fraction form
    18,416/23,304 = 23,304/x
  3. Step 3: Cross multiply
    18,416x = 23,304 × 23,304
  4. Step 4: Simplify right side
    18,416x = 543,076,416
  5. Step 5: Solve for x
    x = 543,076,416/18,416
  6. Step 6: Final answer
    x = 29,489.38

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Why These Related Problems?

These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.