Home / 13,183.16-19,768.34-4,867.09

Finding the Fourth Proportional to 13,183.16, 19,768.34 and 4,867.09

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Solution

The fourth proportional to 13,183.16, 19,768.34 and 4,867.09 is: 7,298.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,183.16 : 19,768.34 = 4,867.09 : x
  2. Step 2: Convert to fraction form
    13,183.16/19,768.34 = 4,867.09/x
  3. Step 3: Cross multiply
    13,183.16x = 19,768.34 × 4,867.09
  4. Step 4: Simplify right side
    13,183.16x = 96,214,252.68
  5. Step 5: Solve for x
    x = 96,214,252.68/13,183.16
  6. Step 6: Final answer
    x = 7,298.27

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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.