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Finding the Fourth Proportional to 29,298, 43,860.84 and 18,168.96

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Solution

The fourth proportional to 29,298, 43,860.84 and 18,168.96 is: 27,200.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,298 : 43,860.84 = 18,168.96 : x
  2. Step 2: Convert to fraction form
    29,298/43,860.84 = 18,168.96/x
  3. Step 3: Cross multiply
    29,298x = 43,860.84 × 18,168.96
  4. Step 4: Simplify right side
    29,298x = 796,905,847.53
  5. Step 5: Solve for x
    x = 796,905,847.53/29,298
  6. Step 6: Final answer
    x = 27,200.01

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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.