Home / 17,643.53-26,469.35-5,163.26

Finding the Fourth Proportional to 17,643.53, 26,469.35 and 5,163.26

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Solution

The fourth proportional to 17,643.53, 26,469.35 and 5,163.26 is: 7,746.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,643.53 : 26,469.35 = 5,163.26 : x
  2. Step 2: Convert to fraction form
    17,643.53/26,469.35 = 5,163.26/x
  3. Step 3: Cross multiply
    17,643.53x = 26,469.35 × 5,163.26
  4. Step 4: Simplify right side
    17,643.53x = 136,667,977.92
  5. Step 5: Solve for x
    x = 136,667,977.92/17,643.53
  6. Step 6: Final answer
    x = 7,746.07

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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.