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Finding the Third Proportional to 20,504.81 and 33,482.39

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Solution

The third proportional to 20,504.81 and 33,482.39 is: 54,673.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,504.81 : 33,482.39 = 33,482.39 : x
  2. Step 2: Convert to fraction form
    20,504.81/33,482.39 = 33,482.39/x
  3. Step 3: Cross multiply
    20,504.81x = 33,482.39 × 33,482.39
  4. Step 4: Simplify right side
    20,504.81x = 1,121,070,481.97
  5. Step 5: Solve for x
    x = 1,121,070,481.97/20,504.81
  6. Step 6: Final answer
    x = 54,673.53

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.