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Finding the Third Proportional to 20,210 and 44,389

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Solution

The third proportional to 20,210 and 44,389 is: 97,495.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,210 : 44,389 = 44,389 : x
  2. Step 2: Convert to fraction form
    20,210/44,389 = 44,389/x
  3. Step 3: Cross multiply
    20,210x = 44,389 × 44,389
  4. Step 4: Simplify right side
    20,210x = 1,970,383,321
  5. Step 5: Solve for x
    x = 1,970,383,321/20,210
  6. Step 6: Final answer
    x = 97,495.46

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.