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Finding the Fourth Proportional to 29,203.32, 43,811.87 and 9,480.36

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Solution

The fourth proportional to 29,203.32, 43,811.87 and 9,480.36 is: 14,222.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,203.32 : 43,811.87 = 9,480.36 : x
  2. Step 2: Convert to fraction form
    29,203.32/43,811.87 = 9,480.36/x
  3. Step 3: Cross multiply
    29,203.32x = 43,811.87 × 9,480.36
  4. Step 4: Simplify right side
    29,203.32x = 415,352,252.47
  5. Step 5: Solve for x
    x = 415,352,252.47/29,203.32
  6. Step 6: Final answer
    x = 14,222.78

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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.