Home / 16,778.76-25,167.60-8,019.96

Finding the Fourth Proportional to 16,778.76, 25,167.60 and 8,019.96

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Solution

The fourth proportional to 16,778.76, 25,167.60 and 8,019.96 is: 12,029.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,778.76 : 25,167.60 = 8,019.96 : x
  2. Step 2: Convert to fraction form
    16,778.76/25,167.60 = 8,019.96/x
  3. Step 3: Cross multiply
    16,778.76x = 25,167.60 × 8,019.96
  4. Step 4: Simplify right side
    16,778.76x = 201,843,145.30
  5. Step 5: Solve for x
    x = 201,843,145.30/16,778.76
  6. Step 6: Final answer
    x = 12,029.68

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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.