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Finding the Third Proportional to 13,908.38 and 30,926.44

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Solution

The third proportional to 13,908.38 and 30,926.44 is: 68,767.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908.38 : 30,926.44 = 30,926.44 : x
  2. Step 2: Convert to fraction form
    13,908.38/30,926.44 = 30,926.44/x
  3. Step 3: Cross multiply
    13,908.38x = 30,926.44 × 30,926.44
  4. Step 4: Simplify right side
    13,908.38x = 956,444,536.44
  5. Step 5: Solve for x
    x = 956,444,536.44/13,908.38
  6. Step 6: Final answer
    x = 68,767.53

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.