Home / 13,736.38-20,610.71-6,336.86

Finding the Fourth Proportional to 13,736.38, 20,610.71 and 6,336.86

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Solution

The fourth proportional to 13,736.38, 20,610.71 and 6,336.86 is: 9,508.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,736.38 : 20,610.71 = 6,336.86 : x
  2. Step 2: Convert to fraction form
    13,736.38/20,610.71 = 6,336.86/x
  3. Step 3: Cross multiply
    13,736.38x = 20,610.71 × 6,336.86
  4. Step 4: Simplify right side
    13,736.38x = 130,607,183.77
  5. Step 5: Solve for x
    x = 130,607,183.77/13,736.38
  6. Step 6: Final answer
    x = 9,508.12

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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.