Home / 22,412.22-33,610.81-11,311.83

Finding the Fourth Proportional to 22,412.22, 33,610.81 and 11,311.83

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Solution

The fourth proportional to 22,412.22, 33,610.81 and 11,311.83 is: 16,963.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,412.22 : 33,610.81 = 11,311.83 : x
  2. Step 2: Convert to fraction form
    22,412.22/33,610.81 = 11,311.83/x
  3. Step 3: Cross multiply
    22,412.22x = 33,610.81 × 11,311.83
  4. Step 4: Simplify right side
    22,412.22x = 380,199,768.88
  5. Step 5: Solve for x
    x = 380,199,768.88/22,412.22
  6. Step 6: Final answer
    x = 16,963.95

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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.