Home / 13,379.42-20,067.50-4,613.60

Finding the Fourth Proportional to 13,379.42, 20,067.50 and 4,613.60

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Solution

The fourth proportional to 13,379.42, 20,067.50 and 4,613.60 is: 6,919.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,379.42 : 20,067.50 = 4,613.60 : x
  2. Step 2: Convert to fraction form
    13,379.42/20,067.50 = 4,613.60/x
  3. Step 3: Cross multiply
    13,379.42x = 20,067.50 × 4,613.60
  4. Step 4: Simplify right side
    13,379.42x = 92,583,418
  5. Step 5: Solve for x
    x = 92,583,418/13,379.42
  6. Step 6: Final answer
    x = 6,919.84

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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.