Home / 33,102.20-49,653.24-14,379.86

Finding the Fourth Proportional to 33,102.20, 49,653.24 and 14,379.86

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Solution

The fourth proportional to 33,102.20, 49,653.24 and 14,379.86 is: 21,569.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,102.20 : 49,653.24 = 14,379.86 : x
  2. Step 2: Convert to fraction form
    33,102.20/49,653.24 = 14,379.86/x
  3. Step 3: Cross multiply
    33,102.20x = 49,653.24 × 14,379.86
  4. Step 4: Simplify right side
    33,102.20x = 714,006,391.48
  5. Step 5: Solve for x
    x = 714,006,391.48/33,102.20
  6. Step 6: Final answer
    x = 21,569.76

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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.