Home / 31,174.69-43,021.30-17,027.53

Finding the Fourth Proportional to 31,174.69, 43,021.30 and 17,027.53

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Solution

The fourth proportional to 31,174.69, 43,021.30 and 17,027.53 is: 23,498.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,174.69 : 43,021.30 = 17,027.53 : x
  2. Step 2: Convert to fraction form
    31,174.69/43,021.30 = 17,027.53/x
  3. Step 3: Cross multiply
    31,174.69x = 43,021.30 × 17,027.53
  4. Step 4: Simplify right side
    31,174.69x = 732,546,391.25
  5. Step 5: Solve for x
    x = 732,546,391.25/31,174.69
  6. Step 6: Final answer
    x = 23,498.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.