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Finding the Third Proportional to 19,217.25 and 41,715

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Solution

The third proportional to 19,217.25 and 41,715 is: 90,551.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,217.25 : 41,715 = 41,715 : x
  2. Step 2: Convert to fraction form
    19,217.25/41,715 = 41,715/x
  3. Step 3: Cross multiply
    19,217.25x = 41,715 × 41,715
  4. Step 4: Simplify right side
    19,217.25x = 1,740,141,225
  5. Step 5: Solve for x
    x = 1,740,141,225/19,217.25
  6. Step 6: Final answer
    x = 90,551.00

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.