Home / 22,171.77-33,268.11-11,079.36

Finding the Fourth Proportional to 22,171.77, 33,268.11 and 11,079.36

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Solution

The fourth proportional to 22,171.77, 33,268.11 and 11,079.36 is: 16,624.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,171.77 : 33,268.11 = 11,079.36 : x
  2. Step 2: Convert to fraction form
    22,171.77/33,268.11 = 11,079.36/x
  3. Step 3: Cross multiply
    22,171.77x = 33,268.11 × 11,079.36
  4. Step 4: Simplify right side
    22,171.77x = 368,589,367.21
  5. Step 5: Solve for x
    x = 368,589,367.21/22,171.77
  6. Step 6: Final answer
    x = 16,624.26

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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.