Home / 13,183.08-19,763.78-6,159.62

Finding the Fourth Proportional to 13,183.08, 19,763.78 and 6,159.62

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Solution

The fourth proportional to 13,183.08, 19,763.78 and 6,159.62 is: 9,234.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,183.08 : 19,763.78 = 6,159.62 : x
  2. Step 2: Convert to fraction form
    13,183.08/19,763.78 = 6,159.62/x
  3. Step 3: Cross multiply
    13,183.08x = 19,763.78 × 6,159.62
  4. Step 4: Simplify right side
    13,183.08x = 121,737,268.05
  5. Step 5: Solve for x
    x = 121,737,268.05/13,183.08
  6. Step 6: Final answer
    x = 9,234.36

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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.