Home / 14,650.96-21,976.50-3,557.61

Finding the Fourth Proportional to 14,650.96, 21,976.50 and 3,557.61

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Solution

The fourth proportional to 14,650.96, 21,976.50 and 3,557.61 is: 5,336.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,650.96 : 21,976.50 = 3,557.61 : x
  2. Step 2: Convert to fraction form
    14,650.96/21,976.50 = 3,557.61/x
  3. Step 3: Cross multiply
    14,650.96x = 21,976.50 × 3,557.61
  4. Step 4: Simplify right side
    14,650.96x = 78,183,816.17
  5. Step 5: Solve for x
    x = 78,183,816.17/14,650.96
  6. Step 6: Final answer
    x = 5,336.43

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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.