Home / 11,230.44-16,847.64-9,168.72

Finding the Fourth Proportional to 11,230.44, 16,847.64 and 9,168.72

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Solution

The fourth proportional to 11,230.44, 16,847.64 and 9,168.72 is: 13,754.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.44 : 16,847.64 = 9,168.72 : x
  2. Step 2: Convert to fraction form
    11,230.44/16,847.64 = 9,168.72/x
  3. Step 3: Cross multiply
    11,230.44x = 16,847.64 × 9,168.72
  4. Step 4: Simplify right side
    11,230.44x = 154,471,293.82
  5. Step 5: Solve for x
    x = 154,471,293.82/11,230.44
  6. Step 6: Final answer
    x = 13,754.70

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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.