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Finding the Third Proportional to 20,811.38 and 33,100.88

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Solution

The third proportional to 20,811.38 and 33,100.88 is: 52,647.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,811.38 : 33,100.88 = 33,100.88 : x
  2. Step 2: Convert to fraction form
    20,811.38/33,100.88 = 33,100.88/x
  3. Step 3: Cross multiply
    20,811.38x = 33,100.88 × 33,100.88
  4. Step 4: Simplify right side
    20,811.38x = 1,095,667,925.77
  5. Step 5: Solve for x
    x = 1,095,667,925.77/20,811.38
  6. Step 6: Final answer
    x = 52,647.55

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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.