Home / 22,238.22-33,357.24-8,917.17

Finding the Fourth Proportional to 22,238.22, 33,357.24 and 8,917.17

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Solution

The fourth proportional to 22,238.22, 33,357.24 and 8,917.17 is: 13,375.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,238.22 : 33,357.24 = 8,917.17 : x
  2. Step 2: Convert to fraction form
    22,238.22/33,357.24 = 8,917.17/x
  3. Step 3: Cross multiply
    22,238.22x = 33,357.24 × 8,917.17
  4. Step 4: Simplify right side
    22,238.22x = 297,452,179.81
  5. Step 5: Solve for x
    x = 297,452,179.81/22,238.22
  6. Step 6: Final answer
    x = 13,375.72

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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.