Home / 28,944.75-39,942.41-16,199.57

Finding the Fourth Proportional to 28,944.75, 39,942.41 and 16,199.57

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Solution

The fourth proportional to 28,944.75, 39,942.41 and 16,199.57 is: 22,354.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,944.75 : 39,942.41 = 16,199.57 : x
  2. Step 2: Convert to fraction form
    28,944.75/39,942.41 = 16,199.57/x
  3. Step 3: Cross multiply
    28,944.75x = 39,942.41 × 16,199.57
  4. Step 4: Simplify right side
    28,944.75x = 647,049,586.05
  5. Step 5: Solve for x
    x = 647,049,586.05/28,944.75
  6. Step 6: Final answer
    x = 22,354.64

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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.