Home / 16,781.50-25,174.68-5,094.73

Finding the Fourth Proportional to 16,781.50, 25,174.68 and 5,094.73

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Solution

The fourth proportional to 16,781.50, 25,174.68 and 5,094.73 is: 7,642.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,781.50 : 25,174.68 = 5,094.73 : x
  2. Step 2: Convert to fraction form
    16,781.50/25,174.68 = 5,094.73/x
  3. Step 3: Cross multiply
    16,781.50x = 25,174.68 × 5,094.73
  4. Step 4: Simplify right side
    16,781.50x = 128,258,197.44
  5. Step 5: Solve for x
    x = 128,258,197.44/16,781.50
  6. Step 6: Final answer
    x = 7,642.83

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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.