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Finding the Fourth Proportional to 29,797.68, 44,694.18 and 13,158.12

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Solution

The fourth proportional to 29,797.68, 44,694.18 and 13,158.12 is: 19,736.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,797.68 : 44,694.18 = 13,158.12 : x
  2. Step 2: Convert to fraction form
    29,797.68/44,694.18 = 13,158.12/x
  3. Step 3: Cross multiply
    29,797.68x = 44,694.18 × 13,158.12
  4. Step 4: Simplify right side
    29,797.68x = 588,091,383.74
  5. Step 5: Solve for x
    x = 588,091,383.74/29,797.68
  6. Step 6: Final answer
    x = 19,736.15

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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.