Home / 16,771.18-25,157.54-11,862.73

Finding the Fourth Proportional to 16,771.18, 25,157.54 and 11,862.73

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Solution

The fourth proportional to 16,771.18, 25,157.54 and 11,862.73 is: 17,794.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,771.18 : 25,157.54 = 11,862.73 : x
  2. Step 2: Convert to fraction form
    16,771.18/25,157.54 = 11,862.73/x
  3. Step 3: Cross multiply
    16,771.18x = 25,157.54 × 11,862.73
  4. Step 4: Simplify right side
    16,771.18x = 298,436,982.28
  5. Step 5: Solve for x
    x = 298,436,982.28/16,771.18
  6. Step 6: Final answer
    x = 17,794.64

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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.