Home / 31,194.75-46,764.05-11,469.09

Finding the Fourth Proportional to 31,194.75, 46,764.05 and 11,469.09

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Solution

The fourth proportional to 31,194.75, 46,764.05 and 11,469.09 is: 17,193.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,194.75 : 46,764.05 = 11,469.09 : x
  2. Step 2: Convert to fraction form
    31,194.75/46,764.05 = 11,469.09/x
  3. Step 3: Cross multiply
    31,194.75x = 46,764.05 × 11,469.09
  4. Step 4: Simplify right side
    31,194.75x = 536,341,040.87
  5. Step 5: Solve for x
    x = 536,341,040.87/31,194.75
  6. Step 6: Final answer
    x = 17,193.31

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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.