Home / 27,268.12-37,640.72-17,194.55

Finding the Fourth Proportional to 27,268.12, 37,640.72 and 17,194.55

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Solution

The fourth proportional to 27,268.12, 37,640.72 and 17,194.55 is: 23,735.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,268.12 : 37,640.72 = 17,194.55 : x
  2. Step 2: Convert to fraction form
    27,268.12/37,640.72 = 17,194.55/x
  3. Step 3: Cross multiply
    27,268.12x = 37,640.72 × 17,194.55
  4. Step 4: Simplify right side
    27,268.12x = 647,215,379.16
  5. Step 5: Solve for x
    x = 647,215,379.16/27,268.12
  6. Step 6: Final answer
    x = 23,735.24

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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.