Home / 36,939.44-50,963.78-21,019.91

Finding the Fourth Proportional to 36,939.44, 50,963.78 and 21,019.91

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Solution

The fourth proportional to 36,939.44, 50,963.78 and 21,019.91 is: 29,000.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,939.44 : 50,963.78 = 21,019.91 : x
  2. Step 2: Convert to fraction form
    36,939.44/50,963.78 = 21,019.91/x
  3. Step 3: Cross multiply
    36,939.44x = 50,963.78 × 21,019.91
  4. Step 4: Simplify right side
    36,939.44x = 1,071,253,866.59
  5. Step 5: Solve for x
    x = 1,071,253,866.59/36,939.44
  6. Step 6: Final answer
    x = 29,000.27

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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.