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Finding the Third Proportional to 5,141.25 and 11,180.25

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Solution

The third proportional to 5,141.25 and 11,180.25 is: 24,312.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.25 : 11,180.25 = 11,180.25 : x
  2. Step 2: Convert to fraction form
    5,141.25/11,180.25 = 11,180.25/x
  3. Step 3: Cross multiply
    5,141.25x = 11,180.25 × 11,180.25
  4. Step 4: Simplify right side
    5,141.25x = 124,997,990.06
  5. Step 5: Solve for x
    x = 124,997,990.06/5,141.25
  6. Step 6: Final answer
    x = 24,312.76

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.