Home / 22,093.20-30,488.04-12,021.84

Finding the Fourth Proportional to 22,093.20, 30,488.04 and 12,021.84

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Solution

The fourth proportional to 22,093.20, 30,488.04 and 12,021.84 is: 16,589.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,093.20 : 30,488.04 = 12,021.84 : x
  2. Step 2: Convert to fraction form
    22,093.20/30,488.04 = 12,021.84/x
  3. Step 3: Cross multiply
    22,093.20x = 30,488.04 × 12,021.84
  4. Step 4: Simplify right side
    22,093.20x = 366,522,338.79
  5. Step 5: Solve for x
    x = 366,522,338.79/22,093.20
  6. Step 6: Final answer
    x = 16,589.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.