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Finding the Third Proportional to 19,926 and 43,134.75

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Solution

The third proportional to 19,926 and 43,134.75 is: 93,375.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,926 : 43,134.75 = 43,134.75 : x
  2. Step 2: Convert to fraction form
    19,926/43,134.75 = 43,134.75/x
  3. Step 3: Cross multiply
    19,926x = 43,134.75 × 43,134.75
  4. Step 4: Simplify right side
    19,926x = 1,860,606,657.56
  5. Step 5: Solve for x
    x = 1,860,606,657.56/19,926
  6. Step 6: Final answer
    x = 93,375.82

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.