Home / 36,234.41-49,993.20-21,127.70

Finding the Fourth Proportional to 36,234.41, 49,993.20 and 21,127.70

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Solution

The fourth proportional to 36,234.41, 49,993.20 and 21,127.70 is: 29,150.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,234.41 : 49,993.20 = 21,127.70 : x
  2. Step 2: Convert to fraction form
    36,234.41/49,993.20 = 21,127.70/x
  3. Step 3: Cross multiply
    36,234.41x = 49,993.20 × 21,127.70
  4. Step 4: Simplify right side
    36,234.41x = 1,056,241,456.62
  5. Step 5: Solve for x
    x = 1,056,241,456.62/36,234.41
  6. Step 6: Final answer
    x = 29,150.24

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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.