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Finding the Third Proportional to 9,329.06 and 20,161.13

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Solution

The third proportional to 9,329.06 and 20,161.13 is: 43,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329.06 : 20,161.13 = 20,161.13 : x
  2. Step 2: Convert to fraction form
    9,329.06/20,161.13 = 20,161.13/x
  3. Step 3: Cross multiply
    9,329.06x = 20,161.13 × 20,161.13
  4. Step 4: Simplify right side
    9,329.06x = 406,470,961.27
  5. Step 5: Solve for x
    x = 406,470,961.27/9,329.06
  6. Step 6: Final answer
    x = 43,570.40

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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.