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Finding the Third Proportional to 18,110.25 and 25,282.13

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Solution

The third proportional to 18,110.25 and 25,282.13 is: 35,294.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110.25 : 25,282.13 = 25,282.13 : x
  2. Step 2: Convert to fraction form
    18,110.25/25,282.13 = 25,282.13/x
  3. Step 3: Cross multiply
    18,110.25x = 25,282.13 × 25,282.13
  4. Step 4: Simplify right side
    18,110.25x = 639,185,844.52
  5. Step 5: Solve for x
    x = 639,185,844.52/18,110.25
  6. Step 6: Final answer
    x = 35,294.15

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.