Home / 12,198.17-18,297.99-3,433.83

Finding the Fourth Proportional to 12,198.17, 18,297.99 and 3,433.83

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Solution

The fourth proportional to 12,198.17, 18,297.99 and 3,433.83 is: 5,150.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,198.17 : 18,297.99 = 3,433.83 : x
  2. Step 2: Convert to fraction form
    12,198.17/18,297.99 = 3,433.83/x
  3. Step 3: Cross multiply
    12,198.17x = 18,297.99 × 3,433.83
  4. Step 4: Simplify right side
    12,198.17x = 62,832,187.00
  5. Step 5: Solve for x
    x = 62,832,187.00/12,198.17
  6. Step 6: Final answer
    x = 5,150.95

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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.