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Finding the Fourth Proportional to 33,207.70, 49,796.88 and 9,509.87

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Solution

The fourth proportional to 33,207.70, 49,796.88 and 9,509.87 is: 14,260.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,207.70 : 49,796.88 = 9,509.87 : x
  2. Step 2: Convert to fraction form
    33,207.70/49,796.88 = 9,509.87/x
  3. Step 3: Cross multiply
    33,207.70x = 49,796.88 × 9,509.87
  4. Step 4: Simplify right side
    33,207.70x = 473,561,855.21
  5. Step 5: Solve for x
    x = 473,561,855.21/33,207.70
  6. Step 6: Final answer
    x = 14,260.60

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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.