Home / 16,157.75-24,240.74-8,257.21

Finding the Fourth Proportional to 16,157.75, 24,240.74 and 8,257.21

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Solution

The fourth proportional to 16,157.75, 24,240.74 and 8,257.21 is: 12,387.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,157.75 : 24,240.74 = 8,257.21 : x
  2. Step 2: Convert to fraction form
    16,157.75/24,240.74 = 8,257.21/x
  3. Step 3: Cross multiply
    16,157.75x = 24,240.74 × 8,257.21
  4. Step 4: Simplify right side
    16,157.75x = 200,160,778.85
  5. Step 5: Solve for x
    x = 200,160,778.85/16,157.75
  6. Step 6: Final answer
    x = 12,387.92

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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.