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Finding the Third Proportional to 12,550.50 and 27,390.38

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Solution

The third proportional to 12,550.50 and 27,390.38 is: 59,777.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,550.50 : 27,390.38 = 27,390.38 : x
  2. Step 2: Convert to fraction form
    12,550.50/27,390.38 = 27,390.38/x
  3. Step 3: Cross multiply
    12,550.50x = 27,390.38 × 27,390.38
  4. Step 4: Simplify right side
    12,550.50x = 750,232,642.64
  5. Step 5: Solve for x
    x = 750,232,642.64/12,550.50
  6. Step 6: Final answer
    x = 59,777.11

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.