Home / 20,224.41-27,910.34-11,273.80

Finding the Fourth Proportional to 20,224.41, 27,910.34 and 11,273.80

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Solution

The fourth proportional to 20,224.41, 27,910.34 and 11,273.80 is: 15,558.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,224.41 : 27,910.34 = 11,273.80 : x
  2. Step 2: Convert to fraction form
    20,224.41/27,910.34 = 11,273.80/x
  3. Step 3: Cross multiply
    20,224.41x = 27,910.34 × 11,273.80
  4. Step 4: Simplify right side
    20,224.41x = 314,655,591.09
  5. Step 5: Solve for x
    x = 314,655,591.09/20,224.41
  6. Step 6: Final answer
    x = 15,558.21

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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.