Home / 19,934.26-27,310.07-19,186.90

Finding the Fourth Proportional to 19,934.26, 27,310.07 and 19,186.90

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Solution

The fourth proportional to 19,934.26, 27,310.07 and 19,186.90 is: 26,286.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.26 : 27,310.07 = 19,186.90 : x
  2. Step 2: Convert to fraction form
    19,934.26/27,310.07 = 19,186.90/x
  3. Step 3: Cross multiply
    19,934.26x = 27,310.07 × 19,186.90
  4. Step 4: Simplify right side
    19,934.26x = 523,995,486.15
  5. Step 5: Solve for x
    x = 523,995,486.15/19,934.26
  6. Step 6: Final answer
    x = 26,286.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.