Home / 49,198.28-73,783.40-13,650.86

Finding the Fourth Proportional to 49,198.28, 73,783.40 and 13,650.86

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Solution

The fourth proportional to 49,198.28, 73,783.40 and 13,650.86 is: 20,472.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,198.28 : 73,783.40 = 13,650.86 : x
  2. Step 2: Convert to fraction form
    49,198.28/73,783.40 = 13,650.86/x
  3. Step 3: Cross multiply
    49,198.28x = 73,783.40 × 13,650.86
  4. Step 4: Simplify right side
    49,198.28x = 1,007,206,426.55
  5. Step 5: Solve for x
    x = 1,007,206,426.55/49,198.28
  6. Step 6: Final answer
    x = 20,472.39

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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.