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Finding the Third Proportional to 20,975.20 and 44,379.77

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Solution

The third proportional to 20,975.20 and 44,379.77 is: 93,899.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,975.20 : 44,379.77 = 44,379.77 : x
  2. Step 2: Convert to fraction form
    20,975.20/44,379.77 = 44,379.77/x
  3. Step 3: Cross multiply
    20,975.20x = 44,379.77 × 44,379.77
  4. Step 4: Simplify right side
    20,975.20x = 1,969,564,290.36
  5. Step 5: Solve for x
    x = 1,969,564,290.36/20,975.20
  6. Step 6: Final answer
    x = 93,899.65

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.