Home / 17,086.28-25,633.20-5,399.60

Finding the Fourth Proportional to 17,086.28, 25,633.20 and 5,399.60

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Solution

The fourth proportional to 17,086.28, 25,633.20 and 5,399.60 is: 8,100.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,086.28 : 25,633.20 = 5,399.60 : x
  2. Step 2: Convert to fraction form
    17,086.28/25,633.20 = 5,399.60/x
  3. Step 3: Cross multiply
    17,086.28x = 25,633.20 × 5,399.60
  4. Step 4: Simplify right side
    17,086.28x = 138,409,026.72
  5. Step 5: Solve for x
    x = 138,409,026.72/17,086.28
  6. Step 6: Final answer
    x = 8,100.59

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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.