Home / 53,662.20-80,493.30-18,601.86

Finding the Fourth Proportional to 53,662.20, 80,493.30 and 18,601.86

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Solution

The fourth proportional to 53,662.20, 80,493.30 and 18,601.86 is: 27,902.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,662.20 : 80,493.30 = 18,601.86 : x
  2. Step 2: Convert to fraction form
    53,662.20/80,493.30 = 18,601.86/x
  3. Step 3: Cross multiply
    53,662.20x = 80,493.30 × 18,601.86
  4. Step 4: Simplify right side
    53,662.20x = 1,497,325,097.54
  5. Step 5: Solve for x
    x = 1,497,325,097.54/53,662.20
  6. Step 6: Final answer
    x = 27,902.79

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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.