Home / 11,844.45-16,295.04-11,516.40

Finding the Fourth Proportional to 11,844.45, 16,295.04 and 11,516.40

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Solution

The fourth proportional to 11,844.45, 16,295.04 and 11,516.40 is: 15,843.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,844.45 : 16,295.04 = 11,516.40 : x
  2. Step 2: Convert to fraction form
    11,844.45/16,295.04 = 11,516.40/x
  3. Step 3: Cross multiply
    11,844.45x = 16,295.04 × 11,516.40
  4. Step 4: Simplify right side
    11,844.45x = 187,660,198.66
  5. Step 5: Solve for x
    x = 187,660,198.66/11,844.45
  6. Step 6: Final answer
    x = 15,843.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.