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Finding the Third Proportional to 5,127.47 and 11,284.31

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Solution

The third proportional to 5,127.47 and 11,284.31 is: 24,834.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127.47 : 11,284.31 = 11,284.31 : x
  2. Step 2: Convert to fraction form
    5,127.47/11,284.31 = 11,284.31/x
  3. Step 3: Cross multiply
    5,127.47x = 11,284.31 × 11,284.31
  4. Step 4: Simplify right side
    5,127.47x = 127,335,708.60
  5. Step 5: Solve for x
    x = 127,335,708.60/5,127.47
  6. Step 6: Final answer
    x = 24,834.03

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.