Home / 36,280.91-50,067.24-20,364.95

Finding the Fourth Proportional to 36,280.91, 50,067.24 and 20,364.95

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Solution

The fourth proportional to 36,280.91, 50,067.24 and 20,364.95 is: 28,103.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,280.91 : 50,067.24 = 20,364.95 : x
  2. Step 2: Convert to fraction form
    36,280.91/50,067.24 = 20,364.95/x
  3. Step 3: Cross multiply
    36,280.91x = 50,067.24 × 20,364.95
  4. Step 4: Simplify right side
    36,280.91x = 1,019,616,839.24
  5. Step 5: Solve for x
    x = 1,019,616,839.24/36,280.91
  6. Step 6: Final answer
    x = 28,103.40

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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.