Home / 13,108.64-19,626.39-11,216.92

Finding the Fourth Proportional to 13,108.64, 19,626.39 and 11,216.92

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Solution

The fourth proportional to 13,108.64, 19,626.39 and 11,216.92 is: 16,794.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,108.64 : 19,626.39 = 11,216.92 : x
  2. Step 2: Convert to fraction form
    13,108.64/19,626.39 = 11,216.92/x
  3. Step 3: Cross multiply
    13,108.64x = 19,626.39 × 11,216.92
  4. Step 4: Simplify right side
    13,108.64x = 220,147,590.88
  5. Step 5: Solve for x
    x = 220,147,590.88/13,108.64
  6. Step 6: Final answer
    x = 16,794.09

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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.