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Finding the Fourth Proportional to 33,304.21, 49,955.14 and 8,344.47

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Solution

The fourth proportional to 33,304.21, 49,955.14 and 8,344.47 is: 12,516.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,304.21 : 49,955.14 = 8,344.47 : x
  2. Step 2: Convert to fraction form
    33,304.21/49,955.14 = 8,344.47/x
  3. Step 3: Cross multiply
    33,304.21x = 49,955.14 × 8,344.47
  4. Step 4: Simplify right side
    33,304.21x = 416,849,095.57
  5. Step 5: Solve for x
    x = 416,849,095.57/33,304.21
  6. Step 6: Final answer
    x = 12,516.41

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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.