Home / 20,166.44-27,837.20-17,322.39

Finding the Fourth Proportional to 20,166.44, 27,837.20 and 17,322.39

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Solution

The fourth proportional to 20,166.44, 27,837.20 and 17,322.39 is: 23,911.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,166.44 : 27,837.20 = 17,322.39 : x
  2. Step 2: Convert to fraction form
    20,166.44/27,837.20 = 17,322.39/x
  3. Step 3: Cross multiply
    20,166.44x = 27,837.20 × 17,322.39
  4. Step 4: Simplify right side
    20,166.44x = 482,206,878.21
  5. Step 5: Solve for x
    x = 482,206,878.21/20,166.44
  6. Step 6: Final answer
    x = 23,911.36

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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.