Home / 19,757.88-27,262.44-11,799.63

Finding the Fourth Proportional to 19,757.88, 27,262.44 and 11,799.63

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Solution

The fourth proportional to 19,757.88, 27,262.44 and 11,799.63 is: 16,281.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,757.88 : 27,262.44 = 11,799.63 : x
  2. Step 2: Convert to fraction form
    19,757.88/27,262.44 = 11,799.63/x
  3. Step 3: Cross multiply
    19,757.88x = 27,262.44 × 11,799.63
  4. Step 4: Simplify right side
    19,757.88x = 321,686,704.90
  5. Step 5: Solve for x
    x = 321,686,704.90/19,757.88
  6. Step 6: Final answer
    x = 16,281.44

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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.