Home / 19,694.93-27,179.34-11,196.86

Finding the Fourth Proportional to 19,694.93, 27,179.34 and 11,196.86

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Solution

The fourth proportional to 19,694.93, 27,179.34 and 11,196.86 is: 15,451.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,694.93 : 27,179.34 = 11,196.86 : x
  2. Step 2: Convert to fraction form
    19,694.93/27,179.34 = 11,196.86/x
  3. Step 3: Cross multiply
    19,694.93x = 27,179.34 × 11,196.86
  4. Step 4: Simplify right side
    19,694.93x = 304,323,264.87
  5. Step 5: Solve for x
    x = 304,323,264.87/19,694.93
  6. Step 6: Final answer
    x = 15,451.86

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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.