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Finding the Fourth Proportional to 33,234.80, 49,591.78 and 33,040.40

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Solution

The fourth proportional to 33,234.80, 49,591.78 and 33,040.40 is: 49,301.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,234.80 : 49,591.78 = 33,040.40 : x
  2. Step 2: Convert to fraction form
    33,234.80/49,591.78 = 33,040.40/x
  3. Step 3: Cross multiply
    33,234.80x = 49,591.78 × 33,040.40
  4. Step 4: Simplify right side
    33,234.80x = 1,638,532,247.91
  5. Step 5: Solve for x
    x = 1,638,532,247.91/33,234.80
  6. Step 6: Final answer
    x = 49,301.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.