Home / 17,601.68-26,404.28-5,121.84

Finding the Fourth Proportional to 17,601.68, 26,404.28 and 5,121.84

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Solution

The fourth proportional to 17,601.68, 26,404.28 and 5,121.84 is: 7,683.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,601.68 : 26,404.28 = 5,121.84 : x
  2. Step 2: Convert to fraction form
    17,601.68/26,404.28 = 5,121.84/x
  3. Step 3: Cross multiply
    17,601.68x = 26,404.28 × 5,121.84
  4. Step 4: Simplify right side
    17,601.68x = 135,238,497.48
  5. Step 5: Solve for x
    x = 135,238,497.48/17,601.68
  6. Step 6: Final answer
    x = 7,683.27

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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.