Home / 33,141.64-49,682.99-12,077.72

Finding the Fourth Proportional to 33,141.64, 49,682.99 and 12,077.72

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Solution

The fourth proportional to 33,141.64, 49,682.99 and 12,077.72 is: 18,105.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,141.64 : 49,682.99 = 12,077.72 : x
  2. Step 2: Convert to fraction form
    33,141.64/49,682.99 = 12,077.72/x
  3. Step 3: Cross multiply
    33,141.64x = 49,682.99 × 12,077.72
  4. Step 4: Simplify right side
    33,141.64x = 600,056,933.18
  5. Step 5: Solve for x
    x = 600,056,933.18/33,141.64
  6. Step 6: Final answer
    x = 18,105.83

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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.