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Finding the Third Proportional to 9,750 and 21,351

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Solution

The third proportional to 9,750 and 21,351 is: 46,755.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,750 : 21,351 = 21,351 : x
  2. Step 2: Convert to fraction form
    9,750/21,351 = 21,351/x
  3. Step 3: Cross multiply
    9,750x = 21,351 × 21,351
  4. Step 4: Simplify right side
    9,750x = 455,865,201
  5. Step 5: Solve for x
    x = 455,865,201/9,750
  6. Step 6: Final answer
    x = 46,755.41

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.