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Finding the Third Proportional to 9,944.25 and 21,663.75

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Solution

The third proportional to 9,944.25 and 21,663.75 is: 47,194.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,944.25 : 21,663.75 = 21,663.75 : x
  2. Step 2: Convert to fraction form
    9,944.25/21,663.75 = 21,663.75/x
  3. Step 3: Cross multiply
    9,944.25x = 21,663.75 × 21,663.75
  4. Step 4: Simplify right side
    9,944.25x = 469,318,064.06
  5. Step 5: Solve for x
    x = 469,318,064.06/9,944.25
  6. Step 6: Final answer
    x = 47,194.92

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.