Home / 16,829.43-25,245.06-12,136.51

Finding the Fourth Proportional to 16,829.43, 25,245.06 and 12,136.51

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Solution

The fourth proportional to 16,829.43, 25,245.06 and 12,136.51 is: 18,205.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829.43 : 25,245.06 = 12,136.51 : x
  2. Step 2: Convert to fraction form
    16,829.43/25,245.06 = 12,136.51/x
  3. Step 3: Cross multiply
    16,829.43x = 25,245.06 × 12,136.51
  4. Step 4: Simplify right side
    16,829.43x = 306,386,923.14
  5. Step 5: Solve for x
    x = 306,386,923.14/16,829.43
  6. Step 6: Final answer
    x = 18,205.42

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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.