Home / 20,544.44-30,800.25-19,385.33

Finding the Fourth Proportional to 20,544.44, 30,800.25 and 19,385.33

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Solution

The fourth proportional to 20,544.44, 30,800.25 and 19,385.33 is: 29,062.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,544.44 : 30,800.25 = 19,385.33 : x
  2. Step 2: Convert to fraction form
    20,544.44/30,800.25 = 19,385.33/x
  3. Step 3: Cross multiply
    20,544.44x = 30,800.25 × 19,385.33
  4. Step 4: Simplify right side
    20,544.44x = 597,072,856.33
  5. Step 5: Solve for x
    x = 597,072,856.33/20,544.44
  6. Step 6: Final answer
    x = 29,062.51

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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.