Home / 36,287.92-50,076.89-20,371.96

Finding the Fourth Proportional to 36,287.92, 50,076.89 and 20,371.96

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Solution

The fourth proportional to 36,287.92, 50,076.89 and 20,371.96 is: 28,113.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,287.92 : 50,076.89 = 20,371.96 : x
  2. Step 2: Convert to fraction form
    36,287.92/50,076.89 = 20,371.96/x
  3. Step 3: Cross multiply
    36,287.92x = 50,076.89 × 20,371.96
  4. Step 4: Simplify right side
    36,287.92x = 1,020,164,400.00
  5. Step 5: Solve for x
    x = 1,020,164,400.00/36,287.92
  6. Step 6: Final answer
    x = 28,113.06

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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.