Home / 33,163.48-49,746.57-9,789.92

Finding the Fourth Proportional to 33,163.48, 49,746.57 and 9,789.92

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Solution

The fourth proportional to 33,163.48, 49,746.57 and 9,789.92 is: 14,685.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,163.48 : 49,746.57 = 9,789.92 : x
  2. Step 2: Convert to fraction form
    33,163.48/49,746.57 = 9,789.92/x
  3. Step 3: Cross multiply
    33,163.48x = 49,746.57 × 9,789.92
  4. Step 4: Simplify right side
    33,163.48x = 487,014,940.57
  5. Step 5: Solve for x
    x = 487,014,940.57/33,163.48
  6. Step 6: Final answer
    x = 14,685.28

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1.5x scale

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.