Home / 20,043.97-30,037.20-11,260.41

Finding the Fourth Proportional to 20,043.97, 30,037.20 and 11,260.41

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Solution

The fourth proportional to 20,043.97, 30,037.20 and 11,260.41 is: 16,874.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,043.97 : 30,037.20 = 11,260.41 : x
  2. Step 2: Convert to fraction form
    20,043.97/30,037.20 = 11,260.41/x
  3. Step 3: Cross multiply
    20,043.97x = 30,037.20 × 11,260.41
  4. Step 4: Simplify right side
    20,043.97x = 338,231,187.25
  5. Step 5: Solve for x
    x = 338,231,187.25/20,043.97
  6. Step 6: Final answer
    x = 16,874.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.