Home / 49,211.32-73,771.56-19,622

Finding the Fourth Proportional to 49,211.32, 73,771.56 and 19,622

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Solution

The fourth proportional to 49,211.32, 73,771.56 and 19,622 is: 29,414.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,211.32 : 73,771.56 = 19,622 : x
  2. Step 2: Convert to fraction form
    49,211.32/73,771.56 = 19,622/x
  3. Step 3: Cross multiply
    49,211.32x = 73,771.56 × 19,622
  4. Step 4: Simplify right side
    49,211.32x = 1,447,545,550.32
  5. Step 5: Solve for x
    x = 1,447,545,550.32/49,211.32
  6. Step 6: Final answer
    x = 29,414.89

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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.