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Finding the Third Proportional to 22,352.63 and 30,988.13

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Solution

The third proportional to 22,352.63 and 30,988.13 is: 42,959.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,352.63 : 30,988.13 = 30,988.13 : x
  2. Step 2: Convert to fraction form
    22,352.63/30,988.13 = 30,988.13/x
  3. Step 3: Cross multiply
    22,352.63x = 30,988.13 × 30,988.13
  4. Step 4: Simplify right side
    22,352.63x = 960,263,891.02
  5. Step 5: Solve for x
    x = 960,263,891.02/22,352.63
  6. Step 6: Final answer
    x = 42,959.78

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.