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Finding the Fourth Proportional to 29,629.94, 44,435.64 and 9,903.88

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Solution

The fourth proportional to 29,629.94, 44,435.64 and 9,903.88 is: 14,852.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,629.94 : 44,435.64 = 9,903.88 : x
  2. Step 2: Convert to fraction form
    29,629.94/44,435.64 = 9,903.88/x
  3. Step 3: Cross multiply
    29,629.94x = 44,435.64 × 9,903.88
  4. Step 4: Simplify right side
    29,629.94x = 440,085,338.97
  5. Step 5: Solve for x
    x = 440,085,338.97/29,629.94
  6. Step 6: Final answer
    x = 14,852.73

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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.