Home / 18,667.08-28,002.24-6,183.36

Finding the Fourth Proportional to 18,667.08, 28,002.24 and 6,183.36

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Solution

The fourth proportional to 18,667.08, 28,002.24 and 6,183.36 is: 9,275.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,667.08 : 28,002.24 = 6,183.36 : x
  2. Step 2: Convert to fraction form
    18,667.08/28,002.24 = 6,183.36/x
  3. Step 3: Cross multiply
    18,667.08x = 28,002.24 × 6,183.36
  4. Step 4: Simplify right side
    18,667.08x = 173,147,930.73
  5. Step 5: Solve for x
    x = 173,147,930.73/18,667.08
  6. Step 6: Final answer
    x = 9,275.58

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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.