Home / 49,212.57-73,814.18-19,622.49

Finding the Fourth Proportional to 49,212.57, 73,814.18 and 19,622.49

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Solution

The fourth proportional to 49,212.57, 73,814.18 and 19,622.49 is: 29,431.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,212.57 : 73,814.18 = 19,622.49 : x
  2. Step 2: Convert to fraction form
    49,212.57/73,814.18 = 19,622.49/x
  3. Step 3: Cross multiply
    49,212.57x = 73,814.18 × 19,622.49
  4. Step 4: Simplify right side
    49,212.57x = 1,448,417,910.80
  5. Step 5: Solve for x
    x = 1,448,417,910.80/49,212.57
  6. Step 6: Final answer
    x = 29,431.87

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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.