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Finding the Third Proportional to 20,357.44 and 29,806.88

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Solution

The third proportional to 20,357.44 and 29,806.88 is: 43,642.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,357.44 : 29,806.88 = 29,806.88 : x
  2. Step 2: Convert to fraction form
    20,357.44/29,806.88 = 29,806.88/x
  3. Step 3: Cross multiply
    20,357.44x = 29,806.88 × 29,806.88
  4. Step 4: Simplify right side
    20,357.44x = 888,449,797.27
  5. Step 5: Solve for x
    x = 888,449,797.27/20,357.44
  6. Step 6: Final answer
    x = 43,642.52

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.