Home / 16,884.40-25,327.20-5,197.60

Finding the Fourth Proportional to 16,884.40, 25,327.20 and 5,197.60

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Solution

The fourth proportional to 16,884.40, 25,327.20 and 5,197.60 is: 7,796.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,884.40 : 25,327.20 = 5,197.60 : x
  2. Step 2: Convert to fraction form
    16,884.40/25,327.20 = 5,197.60/x
  3. Step 3: Cross multiply
    16,884.40x = 25,327.20 × 5,197.60
  4. Step 4: Simplify right side
    16,884.40x = 131,640,654.72
  5. Step 5: Solve for x
    x = 131,640,654.72/16,884.40
  6. Step 6: Final answer
    x = 7,796.58

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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.