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Finding the Third Proportional to 9,493 and 20,803

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Solution

The third proportional to 9,493 and 20,803 is: 45,587.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,493 : 20,803 = 20,803 : x
  2. Step 2: Convert to fraction form
    9,493/20,803 = 20,803/x
  3. Step 3: Cross multiply
    9,493x = 20,803 × 20,803
  4. Step 4: Simplify right side
    9,493x = 432,764,809
  5. Step 5: Solve for x
    x = 432,764,809/9,493
  6. Step 6: Final answer
    x = 45,587.78

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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.