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Finding the Third Proportional to 20,560 and 44,321

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Solution

The third proportional to 20,560 and 44,321 is: 95,542.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,560 : 44,321 = 44,321 : x
  2. Step 2: Convert to fraction form
    20,560/44,321 = 44,321/x
  3. Step 3: Cross multiply
    20,560x = 44,321 × 44,321
  4. Step 4: Simplify right side
    20,560x = 1,964,351,041
  5. Step 5: Solve for x
    x = 1,964,351,041/20,560
  6. Step 6: Final answer
    x = 95,542.37

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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.