Home / 13,469.40-20,206.23-4,107.27

Finding the Fourth Proportional to 13,469.40, 20,206.23 and 4,107.27

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Solution

The fourth proportional to 13,469.40, 20,206.23 and 4,107.27 is: 6,161.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,469.40 : 20,206.23 = 4,107.27 : x
  2. Step 2: Convert to fraction form
    13,469.40/20,206.23 = 4,107.27/x
  3. Step 3: Cross multiply
    13,469.40x = 20,206.23 × 4,107.27
  4. Step 4: Simplify right side
    13,469.40x = 82,992,502.66
  5. Step 5: Solve for x
    x = 82,992,502.66/13,469.40
  6. Step 6: Final answer
    x = 6,161.56

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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.