Home / 16,823.43-25,234.93-5,136.69

Finding the Fourth Proportional to 16,823.43, 25,234.93 and 5,136.69

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Solution

The fourth proportional to 16,823.43, 25,234.93 and 5,136.69 is: 7,704.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,823.43 : 25,234.93 = 5,136.69 : x
  2. Step 2: Convert to fraction form
    16,823.43/25,234.93 = 5,136.69/x
  3. Step 3: Cross multiply
    16,823.43x = 25,234.93 × 5,136.69
  4. Step 4: Simplify right side
    16,823.43x = 129,624,012.58
  5. Step 5: Solve for x
    x = 129,624,012.58/16,823.43
  6. Step 6: Final answer
    x = 7,704.97

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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.