Home / 11,619.54-17,425.62-3,826.50

Finding the Fourth Proportional to 11,619.54, 17,425.62 and 3,826.50

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Solution

The fourth proportional to 11,619.54, 17,425.62 and 3,826.50 is: 5,738.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,619.54 : 17,425.62 = 3,826.50 : x
  2. Step 2: Convert to fraction form
    11,619.54/17,425.62 = 3,826.50/x
  3. Step 3: Cross multiply
    11,619.54x = 17,425.62 × 3,826.50
  4. Step 4: Simplify right side
    11,619.54x = 66,679,134.93
  5. Step 5: Solve for x
    x = 66,679,134.93/11,619.54
  6. Step 6: Final answer
    x = 5,738.53

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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.