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Finding the Third Proportional to 15,902.25 and 34,422.75

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Solution

The third proportional to 15,902.25 and 34,422.75 is: 74,513.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,902.25 : 34,422.75 = 34,422.75 : x
  2. Step 2: Convert to fraction form
    15,902.25/34,422.75 = 34,422.75/x
  3. Step 3: Cross multiply
    15,902.25x = 34,422.75 × 34,422.75
  4. Step 4: Simplify right side
    15,902.25x = 1,184,925,717.56
  5. Step 5: Solve for x
    x = 1,184,925,717.56/15,902.25
  6. Step 6: Final answer
    x = 74,513.09

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.