Home / 17,600.36-26,404.66-5,120.66

Finding the Fourth Proportional to 17,600.36, 26,404.66 and 5,120.66

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Solution

The fourth proportional to 17,600.36, 26,404.66 and 5,120.66 is: 7,682.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,600.36 : 26,404.66 = 5,120.66 : x
  2. Step 2: Convert to fraction form
    17,600.36/26,404.66 = 5,120.66/x
  3. Step 3: Cross multiply
    17,600.36x = 26,404.66 × 5,120.66
  4. Step 4: Simplify right side
    17,600.36x = 135,209,286.28
  5. Step 5: Solve for x
    x = 135,209,286.28/17,600.36
  6. Step 6: Final answer
    x = 7,682.19

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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.