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Finding the Third Proportional to 20,391.75 and 44,922.75

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Solution

The third proportional to 20,391.75 and 44,922.75 is: 98,964.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,391.75 : 44,922.75 = 44,922.75 : x
  2. Step 2: Convert to fraction form
    20,391.75/44,922.75 = 44,922.75/x
  3. Step 3: Cross multiply
    20,391.75x = 44,922.75 × 44,922.75
  4. Step 4: Simplify right side
    20,391.75x = 2,018,053,467.56
  5. Step 5: Solve for x
    x = 2,018,053,467.56/20,391.75
  6. Step 6: Final answer
    x = 98,964.21

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.