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Finding the Third Proportional to 13,373.16 and 20,695.92

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Solution

The third proportional to 13,373.16 and 20,695.92 is: 32,028.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,373.16 : 20,695.92 = 20,695.92 : x
  2. Step 2: Convert to fraction form
    13,373.16/20,695.92 = 20,695.92/x
  3. Step 3: Cross multiply
    13,373.16x = 20,695.92 × 20,695.92
  4. Step 4: Simplify right side
    13,373.16x = 428,321,182.26
  5. Step 5: Solve for x
    x = 428,321,182.26/13,373.16
  6. Step 6: Final answer
    x = 32,028.43

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.