Home / 36,487.74-50,351.94-20,571.96

Finding the Fourth Proportional to 36,487.74, 50,351.94 and 20,571.96

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Solution

The fourth proportional to 36,487.74, 50,351.94 and 20,571.96 is: 28,388.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,487.74 : 50,351.94 = 20,571.96 : x
  2. Step 2: Convert to fraction form
    36,487.74/50,351.94 = 20,571.96/x
  3. Step 3: Cross multiply
    36,487.74x = 50,351.94 × 20,571.96
  4. Step 4: Simplify right side
    36,487.74x = 1,035,838,095.60
  5. Step 5: Solve for x
    x = 1,035,838,095.60/36,487.74
  6. Step 6: Final answer
    x = 28,388.66

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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.