Home / 13,456.05-20,183.04-5,961.93

Finding the Fourth Proportional to 13,456.05, 20,183.04 and 5,961.93

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Solution

The fourth proportional to 13,456.05, 20,183.04 and 5,961.93 is: 8,942.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,456.05 : 20,183.04 = 5,961.93 : x
  2. Step 2: Convert to fraction form
    13,456.05/20,183.04 = 5,961.93/x
  3. Step 3: Cross multiply
    13,456.05x = 20,183.04 × 5,961.93
  4. Step 4: Simplify right side
    13,456.05x = 120,329,871.67
  5. Step 5: Solve for x
    x = 120,329,871.67/13,456.05
  6. Step 6: Final answer
    x = 8,942.44

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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.