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Finding the Fourth Proportional to 33,329, 49,994.04 and 9,636.86

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Solution

The fourth proportional to 33,329, 49,994.04 and 9,636.86 is: 14,455.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,329 : 49,994.04 = 9,636.86 : x
  2. Step 2: Convert to fraction form
    33,329/49,994.04 = 9,636.86/x
  3. Step 3: Cross multiply
    33,329x = 49,994.04 × 9,636.86
  4. Step 4: Simplify right side
    33,329x = 481,785,564.31
  5. Step 5: Solve for x
    x = 481,785,564.31/33,329
  6. Step 6: Final answer
    x = 14,455.45

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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.