Home / 34,174.27-51,273.71-11,991.10

Finding the Fourth Proportional to 34,174.27, 51,273.71 and 11,991.10

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Solution

The fourth proportional to 34,174.27, 51,273.71 and 11,991.10 is: 17,990.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,174.27 : 51,273.71 = 11,991.10 : x
  2. Step 2: Convert to fraction form
    34,174.27/51,273.71 = 11,991.10/x
  3. Step 3: Cross multiply
    34,174.27x = 51,273.71 × 11,991.10
  4. Step 4: Simplify right side
    34,174.27x = 614,828,188.12
  5. Step 5: Solve for x
    x = 614,828,188.12/34,174.27
  6. Step 6: Final answer
    x = 17,990.97

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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.