Home / 11,949.67-17,922.45-3,182.54

Finding the Fourth Proportional to 11,949.67, 17,922.45 and 3,182.54

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Solution

The fourth proportional to 11,949.67, 17,922.45 and 3,182.54 is: 4,773.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,949.67 : 17,922.45 = 3,182.54 : x
  2. Step 2: Convert to fraction form
    11,949.67/17,922.45 = 3,182.54/x
  3. Step 3: Cross multiply
    11,949.67x = 17,922.45 × 3,182.54
  4. Step 4: Simplify right side
    11,949.67x = 57,038,824.41
  5. Step 5: Solve for x
    x = 57,038,824.41/11,949.67
  6. Step 6: Final answer
    x = 4,773.26

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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.