Home / 20,194.16-27,867.64-11,241.66

Finding the Fourth Proportional to 20,194.16, 27,867.64 and 11,241.66

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Solution

The fourth proportional to 20,194.16, 27,867.64 and 11,241.66 is: 15,513.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194.16 : 27,867.64 = 11,241.66 : x
  2. Step 2: Convert to fraction form
    20,194.16/27,867.64 = 11,241.66/x
  3. Step 3: Cross multiply
    20,194.16x = 27,867.64 × 11,241.66
  4. Step 4: Simplify right side
    20,194.16x = 313,278,533.88
  5. Step 5: Solve for x
    x = 313,278,533.88/20,194.16
  6. Step 6: Final answer
    x = 15,513.32

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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.