Home / 36,278.38-50,064.72-21,936.16

Finding the Fourth Proportional to 36,278.38, 50,064.72 and 21,936.16

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Solution

The fourth proportional to 36,278.38, 50,064.72 and 21,936.16 is: 30,272.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278.38 : 50,064.72 = 21,936.16 : x
  2. Step 2: Convert to fraction form
    36,278.38/50,064.72 = 21,936.16/x
  3. Step 3: Cross multiply
    36,278.38x = 50,064.72 × 21,936.16
  4. Step 4: Simplify right side
    36,278.38x = 1,098,227,708.28
  5. Step 5: Solve for x
    x = 1,098,227,708.28/36,278.38
  6. Step 6: Final answer
    x = 30,272.24

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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.