Home / 33,137.92-49,707.24-9,764.80

Finding the Fourth Proportional to 33,137.92, 49,707.24 and 9,764.80

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Solution

The fourth proportional to 33,137.92, 49,707.24 and 9,764.80 is: 14,647.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,137.92 : 49,707.24 = 9,764.80 : x
  2. Step 2: Convert to fraction form
    33,137.92/49,707.24 = 9,764.80/x
  3. Step 3: Cross multiply
    33,137.92x = 49,707.24 × 9,764.80
  4. Step 4: Simplify right side
    33,137.92x = 485,381,257.15
  5. Step 5: Solve for x
    x = 485,381,257.15/33,137.92
  6. Step 6: Final answer
    x = 14,647.31

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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.