Home / 22,183.23-33,274.85-12,942.75

Finding the Fourth Proportional to 22,183.23, 33,274.85 and 12,942.75

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Solution

The fourth proportional to 22,183.23, 33,274.85 and 12,942.75 is: 19,414.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,183.23 : 33,274.85 = 12,942.75 : x
  2. Step 2: Convert to fraction form
    22,183.23/33,274.85 = 12,942.75/x
  3. Step 3: Cross multiply
    22,183.23x = 33,274.85 × 12,942.75
  4. Step 4: Simplify right side
    22,183.23x = 430,668,000.12
  5. Step 5: Solve for x
    x = 430,668,000.12/22,183.23
  6. Step 6: Final answer
    x = 19,414.13

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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.