Home / 33,639.77-50,369.41-18,806.44

Finding the Fourth Proportional to 33,639.77, 50,369.41 and 18,806.44

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Solution

The fourth proportional to 33,639.77, 50,369.41 and 18,806.44 is: 28,159.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,639.77 : 50,369.41 = 18,806.44 : x
  2. Step 2: Convert to fraction form
    33,639.77/50,369.41 = 18,806.44/x
  3. Step 3: Cross multiply
    33,639.77x = 50,369.41 × 18,806.44
  4. Step 4: Simplify right side
    33,639.77x = 947,269,287.00
  5. Step 5: Solve for x
    x = 947,269,287.00/33,639.77
  6. Step 6: Final answer
    x = 28,159.21

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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.