Home / 33,305.56-49,977.23-12,242.86

Finding the Fourth Proportional to 33,305.56, 49,977.23 and 12,242.86

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Solution

The fourth proportional to 33,305.56, 49,977.23 and 12,242.86 is: 18,371.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,305.56 : 49,977.23 = 12,242.86 : x
  2. Step 2: Convert to fraction form
    33,305.56/49,977.23 = 12,242.86/x
  3. Step 3: Cross multiply
    33,305.56x = 49,977.23 × 12,242.86
  4. Step 4: Simplify right side
    33,305.56x = 611,864,230.08
  5. Step 5: Solve for x
    x = 611,864,230.08/33,305.56
  6. Step 6: Final answer
    x = 18,371.23

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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.