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Finding the Third Proportional to 20,723.63 and 43,909.88

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Solution

The third proportional to 20,723.63 and 43,909.88 is: 93,037.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,723.63 : 43,909.88 = 43,909.88 : x
  2. Step 2: Convert to fraction form
    20,723.63/43,909.88 = 43,909.88/x
  3. Step 3: Cross multiply
    20,723.63x = 43,909.88 × 43,909.88
  4. Step 4: Simplify right side
    20,723.63x = 1,928,077,122.52
  5. Step 5: Solve for x
    x = 1,928,077,122.52/20,723.63
  6. Step 6: Final answer
    x = 93,037.64

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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.