Home / 11,149.14-16,730.19-8,794.74

Finding the Fourth Proportional to 11,149.14, 16,730.19 and 8,794.74

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Solution

The fourth proportional to 11,149.14, 16,730.19 and 8,794.74 is: 13,197.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,149.14 : 16,730.19 = 8,794.74 : x
  2. Step 2: Convert to fraction form
    11,149.14/16,730.19 = 8,794.74/x
  3. Step 3: Cross multiply
    11,149.14x = 16,730.19 × 8,794.74
  4. Step 4: Simplify right side
    11,149.14x = 147,137,671.20
  5. Step 5: Solve for x
    x = 147,137,671.20/11,149.14
  6. Step 6: Final answer
    x = 13,197.22

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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.