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Finding the Third Proportional to 10,765.13 and 15,722.44

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Solution

The third proportional to 10,765.13 and 15,722.44 is: 22,962.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,765.13 : 15,722.44 = 15,722.44 : x
  2. Step 2: Convert to fraction form
    10,765.13/15,722.44 = 15,722.44/x
  3. Step 3: Cross multiply
    10,765.13x = 15,722.44 × 15,722.44
  4. Step 4: Simplify right side
    10,765.13x = 247,195,040.94
  5. Step 5: Solve for x
    x = 247,195,040.94/10,765.13
  6. Step 6: Final answer
    x = 22,962.58

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.