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Finding the Third Proportional to 19,319.44 and 41,190.56

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Solution

The third proportional to 19,319.44 and 41,190.56 is: 87,821.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,319.44 : 41,190.56 = 41,190.56 : x
  2. Step 2: Convert to fraction form
    19,319.44/41,190.56 = 41,190.56/x
  3. Step 3: Cross multiply
    19,319.44x = 41,190.56 × 41,190.56
  4. Step 4: Simplify right side
    19,319.44x = 1,696,662,439.07
  5. Step 5: Solve for x
    x = 1,696,662,439.07/19,319.44
  6. Step 6: Final answer
    x = 87,821.52

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.