Home / 17,272.22-23,843.34-13,435.16

Finding the Fourth Proportional to 17,272.22, 23,843.34 and 13,435.16

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Solution

The fourth proportional to 17,272.22, 23,843.34 and 13,435.16 is: 18,546.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,272.22 : 23,843.34 = 13,435.16 : x
  2. Step 2: Convert to fraction form
    17,272.22/23,843.34 = 13,435.16/x
  3. Step 3: Cross multiply
    17,272.22x = 23,843.34 × 13,435.16
  4. Step 4: Simplify right side
    17,272.22x = 320,338,968.62
  5. Step 5: Solve for x
    x = 320,338,968.62/17,272.22
  6. Step 6: Final answer
    x = 18,546.49

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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.