Home / 49,843.21-74,772.24-17,819.86

Finding the Fourth Proportional to 49,843.21, 74,772.24 and 17,819.86

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Solution

The fourth proportional to 49,843.21, 74,772.24 and 17,819.86 is: 26,732.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,843.21 : 74,772.24 = 17,819.86 : x
  2. Step 2: Convert to fraction form
    49,843.21/74,772.24 = 17,819.86/x
  3. Step 3: Cross multiply
    49,843.21x = 74,772.24 × 17,819.86
  4. Step 4: Simplify right side
    49,843.21x = 1,332,430,848.69
  5. Step 5: Solve for x
    x = 1,332,430,848.69/49,843.21
  6. Step 6: Final answer
    x = 26,732.44

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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.