Home / 36,243.75-50,016.51-21,146.84

Finding the Fourth Proportional to 36,243.75, 50,016.51 and 21,146.84

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Solution

The fourth proportional to 36,243.75, 50,016.51 and 21,146.84 is: 29,182.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,243.75 : 50,016.51 = 21,146.84 : x
  2. Step 2: Convert to fraction form
    36,243.75/50,016.51 = 21,146.84/x
  3. Step 3: Cross multiply
    36,243.75x = 50,016.51 × 21,146.84
  4. Step 4: Simplify right side
    36,243.75x = 1,057,690,884.25
  5. Step 5: Solve for x
    x = 1,057,690,884.25/36,243.75
  6. Step 6: Final answer
    x = 29,182.71

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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.