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Finding the Third Proportional to 12,240 and 24,912

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Solution

The third proportional to 12,240 and 24,912 is: 50,703.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,240 : 24,912 = 24,912 : x
  2. Step 2: Convert to fraction form
    12,240/24,912 = 24,912/x
  3. Step 3: Cross multiply
    12,240x = 24,912 × 24,912
  4. Step 4: Simplify right side
    12,240x = 620,607,744
  5. Step 5: Solve for x
    x = 620,607,744/12,240
  6. Step 6: Final answer
    x = 50,703.25

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.