Home / 19,704.28-29,550.95-5,469.49

Finding the Fourth Proportional to 19,704.28, 29,550.95 and 5,469.49

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Solution

The fourth proportional to 19,704.28, 29,550.95 and 5,469.49 is: 8,202.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,704.28 : 29,550.95 = 5,469.49 : x
  2. Step 2: Convert to fraction form
    19,704.28/29,550.95 = 5,469.49/x
  3. Step 3: Cross multiply
    19,704.28x = 29,550.95 × 5,469.49
  4. Step 4: Simplify right side
    19,704.28x = 161,628,520.79
  5. Step 5: Solve for x
    x = 161,628,520.79/19,704.28
  6. Step 6: Final answer
    x = 8,202.71

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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.