Home / 36,724.97-50,680.32-20,812.46

Finding the Fourth Proportional to 36,724.97, 50,680.32 and 20,812.46

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Solution

The fourth proportional to 36,724.97, 50,680.32 and 20,812.46 is: 28,721.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,724.97 : 50,680.32 = 20,812.46 : x
  2. Step 2: Convert to fraction form
    36,724.97/50,680.32 = 20,812.46/x
  3. Step 3: Cross multiply
    36,724.97x = 50,680.32 × 20,812.46
  4. Step 4: Simplify right side
    36,724.97x = 1,054,781,879.39
  5. Step 5: Solve for x
    x = 1,054,781,879.39/36,724.97
  6. Step 6: Final answer
    x = 28,721.11

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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.