Home / 12,226.66-18,310.07-11,043.36

Finding the Fourth Proportional to 12,226.66, 18,310.07 and 11,043.36

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Solution

The fourth proportional to 12,226.66, 18,310.07 and 11,043.36 is: 16,538.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,226.66 : 18,310.07 = 11,043.36 : x
  2. Step 2: Convert to fraction form
    12,226.66/18,310.07 = 11,043.36/x
  3. Step 3: Cross multiply
    12,226.66x = 18,310.07 × 11,043.36
  4. Step 4: Simplify right side
    12,226.66x = 202,204,651.40
  5. Step 5: Solve for x
    x = 202,204,651.40/12,226.66
  6. Step 6: Final answer
    x = 16,538.02

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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.