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Finding the Third Proportional to 11,216.75 and 16,852.25

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Solution

The third proportional to 11,216.75 and 16,852.25 is: 25,319.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,216.75 : 16,852.25 = 16,852.25 : x
  2. Step 2: Convert to fraction form
    11,216.75/16,852.25 = 16,852.25/x
  3. Step 3: Cross multiply
    11,216.75x = 16,852.25 × 16,852.25
  4. Step 4: Simplify right side
    11,216.75x = 283,998,330.06
  5. Step 5: Solve for x
    x = 283,998,330.06/11,216.75
  6. Step 6: Final answer
    x = 25,319.13

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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.