Home / 12,372.44-18,558.72-4,052.39

Finding the Fourth Proportional to 12,372.44, 18,558.72 and 4,052.39

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Solution

The fourth proportional to 12,372.44, 18,558.72 and 4,052.39 is: 6,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,372.44 : 18,558.72 = 4,052.39 : x
  2. Step 2: Convert to fraction form
    12,372.44/18,558.72 = 4,052.39/x
  3. Step 3: Cross multiply
    12,372.44x = 18,558.72 × 4,052.39
  4. Step 4: Simplify right side
    12,372.44x = 75,207,078.55
  5. Step 5: Solve for x
    x = 75,207,078.55/12,372.44
  6. Step 6: Final answer
    x = 6,078.60

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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.