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Finding the Third Proportional to 9,693 and 20,933.25

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Solution

The third proportional to 9,693 and 20,933.25 is: 45,207.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,693 : 20,933.25 = 20,933.25 : x
  2. Step 2: Convert to fraction form
    9,693/20,933.25 = 20,933.25/x
  3. Step 3: Cross multiply
    9,693x = 20,933.25 × 20,933.25
  4. Step 4: Simplify right side
    9,693x = 438,200,955.56
  5. Step 5: Solve for x
    x = 438,200,955.56/9,693
  6. Step 6: Final answer
    x = 45,207.98

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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.