Home / 29,138.92-43,682.44-13,548.04

Finding the Fourth Proportional to 29,138.92, 43,682.44 and 13,548.04

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Solution

The fourth proportional to 29,138.92, 43,682.44 and 13,548.04 is: 20,310.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,138.92 : 43,682.44 = 13,548.04 : x
  2. Step 2: Convert to fraction form
    29,138.92/43,682.44 = 13,548.04/x
  3. Step 3: Cross multiply
    29,138.92x = 43,682.44 × 13,548.04
  4. Step 4: Simplify right side
    29,138.92x = 591,811,444.42
  5. Step 5: Solve for x
    x = 591,811,444.42/29,138.92
  6. Step 6: Final answer
    x = 20,310.00

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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.