Home / 33,190.16-49,785.42-9,816.80

Finding the Fourth Proportional to 33,190.16, 49,785.42 and 9,816.80

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Solution

The fourth proportional to 33,190.16, 49,785.42 and 9,816.80 is: 14,725.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,190.16 : 49,785.42 = 9,816.80 : x
  2. Step 2: Convert to fraction form
    33,190.16/49,785.42 = 9,816.80/x
  3. Step 3: Cross multiply
    33,190.16x = 49,785.42 × 9,816.80
  4. Step 4: Simplify right side
    33,190.16x = 488,733,511.06
  5. Step 5: Solve for x
    x = 488,733,511.06/33,190.16
  6. Step 6: Final answer
    x = 14,725.25

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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.