Home / 36,809.39-50,795.84-20,456.54

Finding the Fourth Proportional to 36,809.39, 50,795.84 and 20,456.54

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Solution

The fourth proportional to 36,809.39, 50,795.84 and 20,456.54 is: 28,229.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,809.39 : 50,795.84 = 20,456.54 : x
  2. Step 2: Convert to fraction form
    36,809.39/50,795.84 = 20,456.54/x
  3. Step 3: Cross multiply
    36,809.39x = 50,795.84 × 20,456.54
  4. Step 4: Simplify right side
    36,809.39x = 1,039,106,776.53
  5. Step 5: Solve for x
    x = 1,039,106,776.53/36,809.39
  6. Step 6: Final answer
    x = 28,229.40

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Double scale
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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.