Home / 22,205.39-33,310.58-7,415.33

Finding the Fourth Proportional to 22,205.39, 33,310.58 and 7,415.33

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Solution

The fourth proportional to 22,205.39, 33,310.58 and 7,415.33 is: 11,123.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,205.39 : 33,310.58 = 7,415.33 : x
  2. Step 2: Convert to fraction form
    22,205.39/33,310.58 = 7,415.33/x
  3. Step 3: Cross multiply
    22,205.39x = 33,310.58 × 7,415.33
  4. Step 4: Simplify right side
    22,205.39x = 247,008,739.56
  5. Step 5: Solve for x
    x = 247,008,739.56/22,205.39
  6. Step 6: Final answer
    x = 11,123.82

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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.