Home / 12,403.26-18,609.66-4,617.54

Finding the Fourth Proportional to 12,403.26, 18,609.66 and 4,617.54

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Solution

The fourth proportional to 12,403.26, 18,609.66 and 4,617.54 is: 6,928.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,403.26 : 18,609.66 = 4,617.54 : x
  2. Step 2: Convert to fraction form
    12,403.26/18,609.66 = 4,617.54/x
  3. Step 3: Cross multiply
    12,403.26x = 18,609.66 × 4,617.54
  4. Step 4: Simplify right side
    12,403.26x = 85,930,849.44
  5. Step 5: Solve for x
    x = 85,930,849.44/12,403.26
  6. Step 6: Final answer
    x = 6,928.09

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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.