Home / 13,777.26-20,667.24-4,414.92

Finding the Fourth Proportional to 13,777.26, 20,667.24 and 4,414.92

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Solution

The fourth proportional to 13,777.26, 20,667.24 and 4,414.92 is: 6,622.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,777.26 : 20,667.24 = 4,414.92 : x
  2. Step 2: Convert to fraction form
    13,777.26/20,667.24 = 4,414.92/x
  3. Step 3: Cross multiply
    13,777.26x = 20,667.24 × 4,414.92
  4. Step 4: Simplify right side
    13,777.26x = 91,244,211.22
  5. Step 5: Solve for x
    x = 91,244,211.22/13,777.26
  6. Step 6: Final answer
    x = 6,622.81

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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.