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Finding the Third Proportional to 5,550.75 and 11,415.38

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Solution

The third proportional to 5,550.75 and 11,415.38 is: 23,476.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,550.75 : 11,415.38 = 11,415.38 : x
  2. Step 2: Convert to fraction form
    5,550.75/11,415.38 = 11,415.38/x
  3. Step 3: Cross multiply
    5,550.75x = 11,415.38 × 11,415.38
  4. Step 4: Simplify right side
    5,550.75x = 130,310,786.39
  5. Step 5: Solve for x
    x = 130,310,786.39/5,550.75
  6. Step 6: Final answer
    x = 23,476.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.