Home / 33,629.58-50,448.03-12,579.72

Finding the Fourth Proportional to 33,629.58, 50,448.03 and 12,579.72

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Solution

The fourth proportional to 33,629.58, 50,448.03 and 12,579.72 is: 18,870.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,629.58 : 50,448.03 = 12,579.72 : x
  2. Step 2: Convert to fraction form
    33,629.58/50,448.03 = 12,579.72/x
  3. Step 3: Cross multiply
    33,629.58x = 50,448.03 × 12,579.72
  4. Step 4: Simplify right side
    33,629.58x = 634,622,091.95
  5. Step 5: Solve for x
    x = 634,622,091.95/33,629.58
  6. Step 6: Final answer
    x = 18,870.95

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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.