Home / 33,618.36-50,448.60-18,836.64

Finding the Fourth Proportional to 33,618.36, 50,448.60 and 18,836.64

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Solution

The fourth proportional to 33,618.36, 50,448.60 and 18,836.64 is: 28,266.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,618.36 : 50,448.60 = 18,836.64 : x
  2. Step 2: Convert to fraction form
    33,618.36/50,448.60 = 18,836.64/x
  3. Step 3: Cross multiply
    33,618.36x = 50,448.60 × 18,836.64
  4. Step 4: Simplify right side
    33,618.36x = 950,282,116.70
  5. Step 5: Solve for x
    x = 950,282,116.70/33,618.36
  6. Step 6: Final answer
    x = 28,266.76

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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.