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Finding the Third Proportional to 30,010.50 and 43,390.69

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Solution

The third proportional to 30,010.50 and 43,390.69 is: 62,736.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,010.50 : 43,390.69 = 43,390.69 : x
  2. Step 2: Convert to fraction form
    30,010.50/43,390.69 = 43,390.69/x
  3. Step 3: Cross multiply
    30,010.50x = 43,390.69 × 43,390.69
  4. Step 4: Simplify right side
    30,010.50x = 1,882,751,761.72
  5. Step 5: Solve for x
    x = 1,882,751,761.72/30,010.50
  6. Step 6: Final answer
    x = 62,736.43

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These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.