Home / 55,231.20-82,849.50-15,794.12

Finding the Fourth Proportional to 55,231.20, 82,849.50 and 15,794.12

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Solution

The fourth proportional to 55,231.20, 82,849.50 and 15,794.12 is: 23,691.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,231.20 : 82,849.50 = 15,794.12 : x
  2. Step 2: Convert to fraction form
    55,231.20/82,849.50 = 15,794.12/x
  3. Step 3: Cross multiply
    55,231.20x = 82,849.50 × 15,794.12
  4. Step 4: Simplify right side
    55,231.20x = 1,308,534,944.94
  5. Step 5: Solve for x
    x = 1,308,534,944.94/55,231.20
  6. Step 6: Final answer
    x = 23,691.95

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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.