Home / 21,755.70-32,633.96-17,425.44

Finding the Fourth Proportional to 21,755.70, 32,633.96 and 17,425.44

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Solution

The fourth proportional to 21,755.70, 32,633.96 and 17,425.44 is: 26,138.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,755.70 : 32,633.96 = 17,425.44 : x
  2. Step 2: Convert to fraction form
    21,755.70/32,633.96 = 17,425.44/x
  3. Step 3: Cross multiply
    21,755.70x = 32,633.96 × 17,425.44
  4. Step 4: Simplify right side
    21,755.70x = 568,661,024.82
  5. Step 5: Solve for x
    x = 568,661,024.82/21,755.70
  6. Step 6: Final answer
    x = 26,138.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.