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Finding the Fourth Proportional to 33,049, 49,563.78 and 9,669.88

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Solution

The fourth proportional to 33,049, 49,563.78 and 9,669.88 is: 14,501.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,049 : 49,563.78 = 9,669.88 : x
  2. Step 2: Convert to fraction form
    33,049/49,563.78 = 9,669.88/x
  3. Step 3: Cross multiply
    33,049x = 49,563.78 × 9,669.88
  4. Step 4: Simplify right side
    33,049x = 479,275,804.95
  5. Step 5: Solve for x
    x = 479,275,804.95/33,049
  6. Step 6: Final answer
    x = 14,501.98

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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.