Home / 13,370.00-20,074.71-7,458.44

Finding the Fourth Proportional to 13,370.00, 20,074.71 and 7,458.44

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Solution

The fourth proportional to 13,370.00, 20,074.71 and 7,458.44 is: 11,198.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,370.00 : 20,074.71 = 7,458.44 : x
  2. Step 2: Convert to fraction form
    13,370.00/20,074.71 = 7,458.44/x
  3. Step 3: Cross multiply
    13,370.00x = 20,074.71 × 7,458.44
  4. Step 4: Simplify right side
    13,370.00x = 149,725,919.68
  5. Step 5: Solve for x
    x = 149,725,919.68/13,370.00
  6. Step 6: Final answer
    x = 11,198.65

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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.