Home / 19,707.44-27,194.04-11,326.64

Finding the Fourth Proportional to 19,707.44, 27,194.04 and 11,326.64

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Solution

The fourth proportional to 19,707.44, 27,194.04 and 11,326.64 is: 15,629.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,707.44 : 27,194.04 = 11,326.64 : x
  2. Step 2: Convert to fraction form
    19,707.44/27,194.04 = 11,326.64/x
  3. Step 3: Cross multiply
    19,707.44x = 27,194.04 × 11,326.64
  4. Step 4: Simplify right side
    19,707.44x = 308,017,101.23
  5. Step 5: Solve for x
    x = 308,017,101.23/19,707.44
  6. Step 6: Final answer
    x = 15,629.48

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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.