Home / 36,183.72-49,933.24-20,268.32

Finding the Fourth Proportional to 36,183.72, 49,933.24 and 20,268.32

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Solution

The fourth proportional to 36,183.72, 49,933.24 and 20,268.32 is: 27,970.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,183.72 : 49,933.24 = 20,268.32 : x
  2. Step 2: Convert to fraction form
    36,183.72/49,933.24 = 20,268.32/x
  3. Step 3: Cross multiply
    36,183.72x = 49,933.24 × 20,268.32
  4. Step 4: Simplify right side
    36,183.72x = 1,012,062,886.96
  5. Step 5: Solve for x
    x = 1,012,062,886.96/36,183.72
  6. Step 6: Final answer
    x = 27,970.12

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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.