Home / 13,546.24-20,321.20-6,152.56

Finding the Fourth Proportional to 13,546.24, 20,321.20 and 6,152.56

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Solution

The fourth proportional to 13,546.24, 20,321.20 and 6,152.56 is: 9,229.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546.24 : 20,321.20 = 6,152.56 : x
  2. Step 2: Convert to fraction form
    13,546.24/20,321.20 = 6,152.56/x
  3. Step 3: Cross multiply
    13,546.24x = 20,321.20 × 6,152.56
  4. Step 4: Simplify right side
    13,546.24x = 125,027,402.27
  5. Step 5: Solve for x
    x = 125,027,402.27/13,546.24
  6. Step 6: Final answer
    x = 9,229.68

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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.