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Finding the Third Proportional to 21,610.13 and 44,287.88

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Solution

The third proportional to 21,610.13 and 44,287.88 is: 90,763.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,610.13 : 44,287.88 = 44,287.88 : x
  2. Step 2: Convert to fraction form
    21,610.13/44,287.88 = 44,287.88/x
  3. Step 3: Cross multiply
    21,610.13x = 44,287.88 × 44,287.88
  4. Step 4: Simplify right side
    21,610.13x = 1,961,415,872.02
  5. Step 5: Solve for x
    x = 1,961,415,872.02/21,610.13
  6. Step 6: Final answer
    x = 90,763.74

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.