Home / 13,954.72-20,933.52-4,093.96

Finding the Fourth Proportional to 13,954.72, 20,933.52 and 4,093.96

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Solution

The fourth proportional to 13,954.72, 20,933.52 and 4,093.96 is: 6,141.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,954.72 : 20,933.52 = 4,093.96 : x
  2. Step 2: Convert to fraction form
    13,954.72/20,933.52 = 4,093.96/x
  3. Step 3: Cross multiply
    13,954.72x = 20,933.52 × 4,093.96
  4. Step 4: Simplify right side
    13,954.72x = 85,700,993.54
  5. Step 5: Solve for x
    x = 85,700,993.54/13,954.72
  6. Step 6: Final answer
    x = 6,141.36

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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.