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Finding the Third Proportional to 18,350 and 25,851

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Solution

The third proportional to 18,350 and 25,851 is: 36,418.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,350 : 25,851 = 25,851 : x
  2. Step 2: Convert to fraction form
    18,350/25,851 = 25,851/x
  3. Step 3: Cross multiply
    18,350x = 25,851 × 25,851
  4. Step 4: Simplify right side
    18,350x = 668,274,201
  5. Step 5: Solve for x
    x = 668,274,201/18,350
  6. Step 6: Final answer
    x = 36,418.21

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.