Home / 19,694.97-27,176.58-11,738.07

Finding the Fourth Proportional to 19,694.97, 27,176.58 and 11,738.07

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Solution

The fourth proportional to 19,694.97, 27,176.58 and 11,738.07 is: 16,197.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,694.97 : 27,176.58 = 11,738.07 : x
  2. Step 2: Convert to fraction form
    19,694.97/27,176.58 = 11,738.07/x
  3. Step 3: Cross multiply
    19,694.97x = 27,176.58 × 11,738.07
  4. Step 4: Simplify right side
    19,694.97x = 319,000,598.40
  5. Step 5: Solve for x
    x = 319,000,598.40/19,694.97
  6. Step 6: Final answer
    x = 16,197.06

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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.