Home / 21,524.88-29,704.44-13,027.44

Finding the Fourth Proportional to 21,524.88, 29,704.44 and 13,027.44

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Solution

The fourth proportional to 21,524.88, 29,704.44 and 13,027.44 is: 17,977.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,524.88 : 29,704.44 = 13,027.44 : x
  2. Step 2: Convert to fraction form
    21,524.88/29,704.44 = 13,027.44/x
  3. Step 3: Cross multiply
    21,524.88x = 29,704.44 × 13,027.44
  4. Step 4: Simplify right side
    21,524.88x = 386,972,809.83
  5. Step 5: Solve for x
    x = 386,972,809.83/21,524.88
  6. Step 6: Final answer
    x = 17,977.93

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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.