Home / 36,724.95-50,680.44-20,809.40

Finding the Fourth Proportional to 36,724.95, 50,680.44 and 20,809.40

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Solution

The fourth proportional to 36,724.95, 50,680.44 and 20,809.40 is: 28,716.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,724.95 : 50,680.44 = 20,809.40 : x
  2. Step 2: Convert to fraction form
    36,724.95/50,680.44 = 20,809.40/x
  3. Step 3: Cross multiply
    36,724.95x = 50,680.44 × 20,809.40
  4. Step 4: Simplify right side
    36,724.95x = 1,054,629,294.73
  5. Step 5: Solve for x
    x = 1,054,629,294.73/36,724.95
  6. Step 6: Final answer
    x = 28,716.97

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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.