Home / 11,619.70-17,426.95-3,299.54

Finding the Fourth Proportional to 11,619.70, 17,426.95 and 3,299.54

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Solution

The fourth proportional to 11,619.70, 17,426.95 and 3,299.54 is: 4,948.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,619.70 : 17,426.95 = 3,299.54 : x
  2. Step 2: Convert to fraction form
    11,619.70/17,426.95 = 3,299.54/x
  3. Step 3: Cross multiply
    11,619.70x = 17,426.95 × 3,299.54
  4. Step 4: Simplify right side
    11,619.70x = 57,500,823.22
  5. Step 5: Solve for x
    x = 57,500,823.22/11,619.70
  6. Step 6: Final answer
    x = 4,948.56

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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.