Home / 13,166.68-19,745.94-4,399.54

Finding the Fourth Proportional to 13,166.68, 19,745.94 and 4,399.54

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Solution

The fourth proportional to 13,166.68, 19,745.94 and 4,399.54 is: 6,597.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,166.68 : 19,745.94 = 4,399.54 : x
  2. Step 2: Convert to fraction form
    13,166.68/19,745.94 = 4,399.54/x
  3. Step 3: Cross multiply
    13,166.68x = 19,745.94 × 4,399.54
  4. Step 4: Simplify right side
    13,166.68x = 86,873,052.87
  5. Step 5: Solve for x
    x = 86,873,052.87/13,166.68
  6. Step 6: Final answer
    x = 6,597.95

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1.5x scale

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.