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Finding the Third Proportional to 5,625 and 13,022.25

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Solution

The third proportional to 5,625 and 13,022.25 is: 30,147.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625 : 13,022.25 = 13,022.25 : x
  2. Step 2: Convert to fraction form
    5,625/13,022.25 = 13,022.25/x
  3. Step 3: Cross multiply
    5,625x = 13,022.25 × 13,022.25
  4. Step 4: Simplify right side
    5,625x = 169,578,995.06
  5. Step 5: Solve for x
    x = 169,578,995.06/5,625
  6. Step 6: Final answer
    x = 30,147.38

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.