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Finding the Fourth Proportional to 36,046.60, 54,048.30 and 18,550.60

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Solution

The fourth proportional to 36,046.60, 54,048.30 and 18,550.60 is: 27,814.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,046.60 : 54,048.30 = 18,550.60 : x
  2. Step 2: Convert to fraction form
    36,046.60/54,048.30 = 18,550.60/x
  3. Step 3: Cross multiply
    36,046.60x = 54,048.30 × 18,550.60
  4. Step 4: Simplify right side
    36,046.60x = 1,002,628,393.98
  5. Step 5: Solve for x
    x = 1,002,628,393.98/36,046.60
  6. Step 6: Final answer
    x = 27,814.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.