Home / 11,826.33-17,729.88-4,426.64

Finding the Fourth Proportional to 11,826.33, 17,729.88 and 4,426.64

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Solution

The fourth proportional to 11,826.33, 17,729.88 and 4,426.64 is: 6,636.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826.33 : 17,729.88 = 4,426.64 : x
  2. Step 2: Convert to fraction form
    11,826.33/17,729.88 = 4,426.64/x
  3. Step 3: Cross multiply
    11,826.33x = 17,729.88 × 4,426.64
  4. Step 4: Simplify right side
    11,826.33x = 78,483,823.73
  5. Step 5: Solve for x
    x = 78,483,823.73/11,826.33
  6. Step 6: Final answer
    x = 6,636.36

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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.