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Finding the Fourth Proportional to 36,879.45, 50,892.80 and 22,539.23

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Solution

The fourth proportional to 36,879.45, 50,892.80 and 22,539.23 is: 31,103.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,879.45 : 50,892.80 = 22,539.23 : x
  2. Step 2: Convert to fraction form
    36,879.45/50,892.80 = 22,539.23/x
  3. Step 3: Cross multiply
    36,879.45x = 50,892.80 × 22,539.23
  4. Step 4: Simplify right side
    36,879.45x = 1,147,084,157.38
  5. Step 5: Solve for x
    x = 1,147,084,157.38/36,879.45
  6. Step 6: Final answer
    x = 31,103.61

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Half scale
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Double scale
Find fourth proportional to 36,880.45, 50,894.17 and 22,540.23
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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.