Home / 13,455.44-20,183.70-6,059.60

Finding the Fourth Proportional to 13,455.44, 20,183.70 and 6,059.60

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Solution

The fourth proportional to 13,455.44, 20,183.70 and 6,059.60 is: 9,089.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,455.44 : 20,183.70 = 6,059.60 : x
  2. Step 2: Convert to fraction form
    13,455.44/20,183.70 = 6,059.60/x
  3. Step 3: Cross multiply
    13,455.44x = 20,183.70 × 6,059.60
  4. Step 4: Simplify right side
    13,455.44x = 122,305,148.52
  5. Step 5: Solve for x
    x = 122,305,148.52/13,455.44
  6. Step 6: Final answer
    x = 9,089.64

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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.