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Finding the Third Proportional to 11,939.63 and 22,704.75

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Solution

The third proportional to 11,939.63 and 22,704.75 is: 43,176.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,939.63 : 22,704.75 = 22,704.75 : x
  2. Step 2: Convert to fraction form
    11,939.63/22,704.75 = 22,704.75/x
  3. Step 3: Cross multiply
    11,939.63x = 22,704.75 × 22,704.75
  4. Step 4: Simplify right side
    11,939.63x = 515,505,672.56
  5. Step 5: Solve for x
    x = 515,505,672.56/11,939.63
  6. Step 6: Final answer
    x = 43,176.04

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Why These Related Problems?

These problems maintain the same ratio (1.90) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.