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Finding the Third Proportional to 19,753 and 27,949.50

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Solution

The third proportional to 19,753 and 27,949.50 is: 39,547.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,753 : 27,949.50 = 27,949.50 : x
  2. Step 2: Convert to fraction form
    19,753/27,949.50 = 27,949.50/x
  3. Step 3: Cross multiply
    19,753x = 27,949.50 × 27,949.50
  4. Step 4: Simplify right side
    19,753x = 781,174,550.25
  5. Step 5: Solve for x
    x = 781,174,550.25/19,753
  6. Step 6: Final answer
    x = 39,547.13

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.