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Finding the Third Proportional to 20,620 and 44,348

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Solution

The third proportional to 20,620 and 44,348 is: 95,380.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,620 : 44,348 = 44,348 : x
  2. Step 2: Convert to fraction form
    20,620/44,348 = 44,348/x
  3. Step 3: Cross multiply
    20,620x = 44,348 × 44,348
  4. Step 4: Simplify right side
    20,620x = 1,966,745,104
  5. Step 5: Solve for x
    x = 1,966,745,104/20,620
  6. Step 6: Final answer
    x = 95,380.46

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.