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Finding the Third Proportional to 16,422.25 and 36,125.25

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Solution

The third proportional to 16,422.25 and 36,125.25 is: 79,467.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,422.25 : 36,125.25 = 36,125.25 : x
  2. Step 2: Convert to fraction form
    16,422.25/36,125.25 = 36,125.25/x
  3. Step 3: Cross multiply
    16,422.25x = 36,125.25 × 36,125.25
  4. Step 4: Simplify right side
    16,422.25x = 1,305,033,687.56
  5. Step 5: Solve for x
    x = 1,305,033,687.56/16,422.25
  6. Step 6: Final answer
    x = 79,467.41

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.