Home / 13,464.37-20,205.20-6,535.09

Finding the Fourth Proportional to 13,464.37, 20,205.20 and 6,535.09

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Solution

The fourth proportional to 13,464.37, 20,205.20 and 6,535.09 is: 9,806.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464.37 : 20,205.20 = 6,535.09 : x
  2. Step 2: Convert to fraction form
    13,464.37/20,205.20 = 6,535.09/x
  3. Step 3: Cross multiply
    13,464.37x = 20,205.20 × 6,535.09
  4. Step 4: Simplify right side
    13,464.37x = 132,042,800.47
  5. Step 5: Solve for x
    x = 132,042,800.47/13,464.37
  6. Step 6: Final answer
    x = 9,806.83

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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.