Home / 22,161.08-33,231.92-8,300.36

Finding the Fourth Proportional to 22,161.08, 33,231.92 and 8,300.36

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Solution

The fourth proportional to 22,161.08, 33,231.92 and 8,300.36 is: 12,446.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,161.08 : 33,231.92 = 8,300.36 : x
  2. Step 2: Convert to fraction form
    22,161.08/33,231.92 = 8,300.36/x
  3. Step 3: Cross multiply
    22,161.08x = 33,231.92 × 8,300.36
  4. Step 4: Simplify right side
    22,161.08x = 275,836,899.49
  5. Step 5: Solve for x
    x = 275,836,899.49/22,161.08
  6. Step 6: Final answer
    x = 12,446.91

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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.