Home / 13,494.96-20,243.79-4,134.87

Finding the Fourth Proportional to 13,494.96, 20,243.79 and 4,134.87

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Solution

The fourth proportional to 13,494.96, 20,243.79 and 4,134.87 is: 6,202.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494.96 : 20,243.79 = 4,134.87 : x
  2. Step 2: Convert to fraction form
    13,494.96/20,243.79 = 4,134.87/x
  3. Step 3: Cross multiply
    13,494.96x = 20,243.79 × 4,134.87
  4. Step 4: Simplify right side
    13,494.96x = 83,705,439.96
  5. Step 5: Solve for x
    x = 83,705,439.96/13,494.96
  6. Step 6: Final answer
    x = 6,202.72

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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.