Home / 36,816.20-55,197.30-14,618.60

Finding the Fourth Proportional to 36,816.20, 55,197.30 and 14,618.60

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Solution

The fourth proportional to 36,816.20, 55,197.30 and 14,618.60 is: 21,917.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,816.20 : 55,197.30 = 14,618.60 : x
  2. Step 2: Convert to fraction form
    36,816.20/55,197.30 = 14,618.60/x
  3. Step 3: Cross multiply
    36,816.20x = 55,197.30 × 14,618.60
  4. Step 4: Simplify right side
    36,816.20x = 806,907,249.78
  5. Step 5: Solve for x
    x = 806,907,249.78/36,816.20
  6. Step 6: Final answer
    x = 21,917.18

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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.