Home / 19,914.80-29,890.62-10,060.97

Finding the Fourth Proportional to 19,914.80, 29,890.62 and 10,060.97

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Solution

The fourth proportional to 19,914.80, 29,890.62 and 10,060.97 is: 15,100.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,914.80 : 29,890.62 = 10,060.97 : x
  2. Step 2: Convert to fraction form
    19,914.80/29,890.62 = 10,060.97/x
  3. Step 3: Cross multiply
    19,914.80x = 29,890.62 × 10,060.97
  4. Step 4: Simplify right side
    19,914.80x = 300,728,481.65
  5. Step 5: Solve for x
    x = 300,728,481.65/19,914.80
  6. Step 6: Final answer
    x = 15,100.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.