Home / 33,640.77-50,370.91-18,807.44

Finding the Fourth Proportional to 33,640.77, 50,370.91 and 18,807.44

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Solution

The fourth proportional to 33,640.77, 50,370.91 and 18,807.44 is: 28,160.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,640.77 : 50,370.91 = 18,807.44 : x
  2. Step 2: Convert to fraction form
    33,640.77/50,370.91 = 18,807.44/x
  3. Step 3: Cross multiply
    33,640.77x = 50,370.91 × 18,807.44
  4. Step 4: Simplify right side
    33,640.77x = 947,347,867.57
  5. Step 5: Solve for x
    x = 947,347,867.57/33,640.77
  6. Step 6: Final answer
    x = 28,160.71

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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.