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Finding the Third Proportional to 18,652.13 and 36,352.50

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Solution

The third proportional to 18,652.13 and 36,352.50 is: 70,850.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,652.13 : 36,352.50 = 36,352.50 : x
  2. Step 2: Convert to fraction form
    18,652.13/36,352.50 = 36,352.50/x
  3. Step 3: Cross multiply
    18,652.13x = 36,352.50 × 36,352.50
  4. Step 4: Simplify right side
    18,652.13x = 1,321,504,256.25
  5. Step 5: Solve for x
    x = 1,321,504,256.25/18,652.13
  6. Step 6: Final answer
    x = 70,850.06

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.