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Finding the Third Proportional to 18,064.25 and 28,768.75

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Solution

The third proportional to 18,064.25 and 28,768.75 is: 45,816.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,064.25 : 28,768.75 = 28,768.75 : x
  2. Step 2: Convert to fraction form
    18,064.25/28,768.75 = 28,768.75/x
  3. Step 3: Cross multiply
    18,064.25x = 28,768.75 × 28,768.75
  4. Step 4: Simplify right side
    18,064.25x = 827,640,976.56
  5. Step 5: Solve for x
    x = 827,640,976.56/18,064.25
  6. Step 6: Final answer
    x = 45,816.51

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.