Home / 36,246.32-50,019.32-21,147.76

Finding the Fourth Proportional to 36,246.32, 50,019.32 and 21,147.76

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Solution

The fourth proportional to 36,246.32, 50,019.32 and 21,147.76 is: 29,183.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,246.32 : 50,019.32 = 21,147.76 : x
  2. Step 2: Convert to fraction form
    36,246.32/50,019.32 = 21,147.76/x
  3. Step 3: Cross multiply
    36,246.32x = 50,019.32 × 21,147.76
  4. Step 4: Simplify right side
    36,246.32x = 1,057,796,574.72
  5. Step 5: Solve for x
    x = 1,057,796,574.72/36,246.32
  6. Step 6: Final answer
    x = 29,183.56

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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.