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Finding the Fourth Proportional to 29,168.60, 43,759.83 and 9,447.14

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Solution

The fourth proportional to 29,168.60, 43,759.83 and 9,447.14 is: 14,172.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,168.60 : 43,759.83 = 9,447.14 : x
  2. Step 2: Convert to fraction form
    29,168.60/43,759.83 = 9,447.14/x
  3. Step 3: Cross multiply
    29,168.60x = 43,759.83 × 9,447.14
  4. Step 4: Simplify right side
    29,168.60x = 413,405,240.39
  5. Step 5: Solve for x
    x = 413,405,240.39/29,168.60
  6. Step 6: Final answer
    x = 14,172.95

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1.5x scale

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.