Home / 11,955.31-17,932.96-3,635.39

Finding the Fourth Proportional to 11,955.31, 17,932.96 and 3,635.39

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Solution

The fourth proportional to 11,955.31, 17,932.96 and 3,635.39 is: 5,453.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,955.31 : 17,932.96 = 3,635.39 : x
  2. Step 2: Convert to fraction form
    11,955.31/17,932.96 = 3,635.39/x
  3. Step 3: Cross multiply
    11,955.31x = 17,932.96 × 3,635.39
  4. Step 4: Simplify right side
    11,955.31x = 65,193,352.83
  5. Step 5: Solve for x
    x = 65,193,352.83/11,955.31
  6. Step 6: Final answer
    x = 5,453.09

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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.