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Finding the Third Proportional to 12,957.19 and 27,757.13

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Solution

The third proportional to 12,957.19 and 27,757.13 is: 59,461.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,957.19 : 27,757.13 = 27,757.13 : x
  2. Step 2: Convert to fraction form
    12,957.19/27,757.13 = 27,757.13/x
  3. Step 3: Cross multiply
    12,957.19x = 27,757.13 × 27,757.13
  4. Step 4: Simplify right side
    12,957.19x = 770,457,988.27
  5. Step 5: Solve for x
    x = 770,457,988.27/12,957.19
  6. Step 6: Final answer
    x = 59,461.82

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.