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Finding the Fourth Proportional to 29,207.46, 43,811.82 and 9,485.94

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Solution

The fourth proportional to 29,207.46, 43,811.82 and 9,485.94 is: 14,229.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,207.46 : 43,811.82 = 9,485.94 : x
  2. Step 2: Convert to fraction form
    29,207.46/43,811.82 = 9,485.94/x
  3. Step 3: Cross multiply
    29,207.46x = 43,811.82 × 9,485.94
  4. Step 4: Simplify right side
    29,207.46x = 415,596,295.81
  5. Step 5: Solve for x
    x = 415,596,295.81/29,207.46
  6. Step 6: Final answer
    x = 14,229.11

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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.