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Finding the Third Proportional to 9,294.75 and 20,162.25

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Solution

The third proportional to 9,294.75 and 20,162.25 is: 43,736.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,294.75 : 20,162.25 = 20,162.25 : x
  2. Step 2: Convert to fraction form
    9,294.75/20,162.25 = 20,162.25/x
  3. Step 3: Cross multiply
    9,294.75x = 20,162.25 × 20,162.25
  4. Step 4: Simplify right side
    9,294.75x = 406,516,325.06
  5. Step 5: Solve for x
    x = 406,516,325.06/9,294.75
  6. Step 6: Final answer
    x = 43,736.12

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.