Home / 20,194.20-27,867.52-11,241.50

Finding the Fourth Proportional to 20,194.20, 27,867.52 and 11,241.50

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Solution

The fourth proportional to 20,194.20, 27,867.52 and 11,241.50 is: 15,513.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194.20 : 27,867.52 = 11,241.50 : x
  2. Step 2: Convert to fraction form
    20,194.20/27,867.52 = 11,241.50/x
  3. Step 3: Cross multiply
    20,194.20x = 27,867.52 × 11,241.50
  4. Step 4: Simplify right side
    20,194.20x = 313,272,726.08
  5. Step 5: Solve for x
    x = 313,272,726.08/20,194.20
  6. Step 6: Final answer
    x = 15,513.01

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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.