Home / 49,797.11-74,695.46-20,214.69

Finding the Fourth Proportional to 49,797.11, 74,695.46 and 20,214.69

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Solution

The fourth proportional to 49,797.11, 74,695.46 and 20,214.69 is: 30,321.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,797.11 : 74,695.46 = 20,214.69 : x
  2. Step 2: Convert to fraction form
    49,797.11/74,695.46 = 20,214.69/x
  3. Step 3: Cross multiply
    49,797.11x = 74,695.46 × 20,214.69
  4. Step 4: Simplify right side
    49,797.11x = 1,509,945,467.23
  5. Step 5: Solve for x
    x = 1,509,945,467.23/49,797.11
  6. Step 6: Final answer
    x = 30,321.95

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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.