Home / 12,453.22-18,679.60-3,093.26

Finding the Fourth Proportional to 12,453.22, 18,679.60 and 3,093.26

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Solution

The fourth proportional to 12,453.22, 18,679.60 and 3,093.26 is: 4,639.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,453.22 : 18,679.60 = 3,093.26 : x
  2. Step 2: Convert to fraction form
    12,453.22/18,679.60 = 3,093.26/x
  3. Step 3: Cross multiply
    12,453.22x = 18,679.60 × 3,093.26
  4. Step 4: Simplify right side
    12,453.22x = 57,780,859.50
  5. Step 5: Solve for x
    x = 57,780,859.50/12,453.22
  6. Step 6: Final answer
    x = 4,639.83

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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.