Home / 27,286.88-37,653.26-16,687.22

Finding the Fourth Proportional to 27,286.88, 37,653.26 and 16,687.22

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Solution

The fourth proportional to 27,286.88, 37,653.26 and 16,687.22 is: 23,026.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,286.88 : 37,653.26 = 16,687.22 : x
  2. Step 2: Convert to fraction form
    27,286.88/37,653.26 = 16,687.22/x
  3. Step 3: Cross multiply
    27,286.88x = 37,653.26 × 16,687.22
  4. Step 4: Simplify right side
    27,286.88x = 628,328,233.34
  5. Step 5: Solve for x
    x = 628,328,233.34/27,286.88
  6. Step 6: Final answer
    x = 23,026.75

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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.