Home / 34,163.88-51,268.86-11,977.44

Finding the Fourth Proportional to 34,163.88, 51,268.86 and 11,977.44

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Solution

The fourth proportional to 34,163.88, 51,268.86 and 11,977.44 is: 17,974.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,163.88 : 51,268.86 = 11,977.44 : x
  2. Step 2: Convert to fraction form
    34,163.88/51,268.86 = 11,977.44/x
  3. Step 3: Cross multiply
    34,163.88x = 51,268.86 × 11,977.44
  4. Step 4: Simplify right side
    34,163.88x = 614,069,694.52
  5. Step 5: Solve for x
    x = 614,069,694.52/34,163.88
  6. Step 6: Final answer
    x = 17,974.24

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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.