Home / 17,906.32-26,874.06-12,725.56

Finding the Fourth Proportional to 17,906.32, 26,874.06 and 12,725.56

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Solution

The fourth proportional to 17,906.32, 26,874.06 and 12,725.56 is: 19,098.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,906.32 : 26,874.06 = 12,725.56 : x
  2. Step 2: Convert to fraction form
    17,906.32/26,874.06 = 12,725.56/x
  3. Step 3: Cross multiply
    17,906.32x = 26,874.06 × 12,725.56
  4. Step 4: Simplify right side
    17,906.32x = 341,987,462.97
  5. Step 5: Solve for x
    x = 341,987,462.97/17,906.32
  6. Step 6: Final answer
    x = 19,098.70

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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.