Home / 11,899.26-17,836.47-3,995.82

Finding the Fourth Proportional to 11,899.26, 17,836.47 and 3,995.82

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Solution

The fourth proportional to 11,899.26, 17,836.47 and 3,995.82 is: 5,989.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,899.26 : 17,836.47 = 3,995.82 : x
  2. Step 2: Convert to fraction form
    11,899.26/17,836.47 = 3,995.82/x
  3. Step 3: Cross multiply
    11,899.26x = 17,836.47 × 3,995.82
  4. Step 4: Simplify right side
    11,899.26x = 71,271,323.56
  5. Step 5: Solve for x
    x = 71,271,323.56/11,899.26
  6. Step 6: Final answer
    x = 5,989.56

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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.