Home / 17,136.36-25,704.27-5,289.84

Finding the Fourth Proportional to 17,136.36, 25,704.27 and 5,289.84

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Solution

The fourth proportional to 17,136.36, 25,704.27 and 5,289.84 is: 7,934.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,136.36 : 25,704.27 = 5,289.84 : x
  2. Step 2: Convert to fraction form
    17,136.36/25,704.27 = 5,289.84/x
  3. Step 3: Cross multiply
    17,136.36x = 25,704.27 × 5,289.84
  4. Step 4: Simplify right side
    17,136.36x = 135,971,475.62
  5. Step 5: Solve for x
    x = 135,971,475.62/17,136.36
  6. Step 6: Final answer
    x = 7,934.68

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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.