Home / 11,843.20-17,785.86-10,226.44

Finding the Fourth Proportional to 11,843.20, 17,785.86 and 10,226.44

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Solution

The fourth proportional to 11,843.20, 17,785.86 and 10,226.44 is: 15,357.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,843.20 : 17,785.86 = 10,226.44 : x
  2. Step 2: Convert to fraction form
    11,843.20/17,785.86 = 10,226.44/x
  3. Step 3: Cross multiply
    11,843.20x = 17,785.86 × 10,226.44
  4. Step 4: Simplify right side
    11,843.20x = 181,886,030.14
  5. Step 5: Solve for x
    x = 181,886,030.14/11,843.20
  6. Step 6: Final answer
    x = 15,357.85

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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.