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Finding the Third Proportional to 11,242.13 and 16,918.88

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Solution

The third proportional to 11,242.13 and 16,918.88 is: 25,462.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,242.13 : 16,918.88 = 16,918.88 : x
  2. Step 2: Convert to fraction form
    11,242.13/16,918.88 = 16,918.88/x
  3. Step 3: Cross multiply
    11,242.13x = 16,918.88 × 16,918.88
  4. Step 4: Simplify right side
    11,242.13x = 286,248,331.27
  5. Step 5: Solve for x
    x = 286,248,331.27/11,242.13
  6. Step 6: Final answer
    x = 25,462.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.