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Finding the Third Proportional to 9,556.13 and 20,272.88

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Solution

The third proportional to 9,556.13 and 20,272.88 is: 43,007.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,556.13 : 20,272.88 = 20,272.88 : x
  2. Step 2: Convert to fraction form
    9,556.13/20,272.88 = 20,272.88/x
  3. Step 3: Cross multiply
    9,556.13x = 20,272.88 × 20,272.88
  4. Step 4: Simplify right side
    9,556.13x = 410,989,460.77
  5. Step 5: Solve for x
    x = 410,989,460.77/9,556.13
  6. Step 6: Final answer
    x = 43,007.96

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.