Home / 18,584.39-25,629.32-12,624.95

Finding the Fourth Proportional to 18,584.39, 25,629.32 and 12,624.95

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Solution

The fourth proportional to 18,584.39, 25,629.32 and 12,624.95 is: 17,410.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,584.39 : 25,629.32 = 12,624.95 : x
  2. Step 2: Convert to fraction form
    18,584.39/25,629.32 = 12,624.95/x
  3. Step 3: Cross multiply
    18,584.39x = 25,629.32 × 12,624.95
  4. Step 4: Simplify right side
    18,584.39x = 323,568,692.26
  5. Step 5: Solve for x
    x = 323,568,692.26/18,584.39
  6. Step 6: Final answer
    x = 17,410.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.