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Finding the Third Proportional to 12,996 and 27,920

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Solution

The third proportional to 12,996 and 27,920 is: 59,982.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,996 : 27,920 = 27,920 : x
  2. Step 2: Convert to fraction form
    12,996/27,920 = 27,920/x
  3. Step 3: Cross multiply
    12,996x = 27,920 × 27,920
  4. Step 4: Simplify right side
    12,996x = 779,526,400
  5. Step 5: Solve for x
    x = 779,526,400/12,996
  6. Step 6: Final answer
    x = 59,982.03

Related Problems

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.