Home / 13,183.14-19,776.68-4,295.56

Finding the Fourth Proportional to 13,183.14, 19,776.68 and 4,295.56

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Solution

The fourth proportional to 13,183.14, 19,776.68 and 4,295.56 is: 6,443.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,183.14 : 19,776.68 = 4,295.56 : x
  2. Step 2: Convert to fraction form
    13,183.14/19,776.68 = 4,295.56/x
  3. Step 3: Cross multiply
    13,183.14x = 19,776.68 × 4,295.56
  4. Step 4: Simplify right side
    13,183.14x = 84,951,915.54
  5. Step 5: Solve for x
    x = 84,951,915.54/13,183.14
  6. Step 6: Final answer
    x = 6,443.98

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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.