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Finding the Third Proportional to 8,780.06 and 18,795.38

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Solution

The third proportional to 8,780.06 and 18,795.38 is: 40,235.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,780.06 : 18,795.38 = 18,795.38 : x
  2. Step 2: Convert to fraction form
    8,780.06/18,795.38 = 18,795.38/x
  3. Step 3: Cross multiply
    8,780.06x = 18,795.38 × 18,795.38
  4. Step 4: Simplify right side
    8,780.06x = 353,266,121.39
  5. Step 5: Solve for x
    x = 353,266,121.39/8,780.06
  6. Step 6: Final answer
    x = 40,235.03

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.