Home / 14,620.96-21,932.83-4,090.98

Finding the Fourth Proportional to 14,620.96, 21,932.83 and 4,090.98

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Solution

The fourth proportional to 14,620.96, 21,932.83 and 4,090.98 is: 6,136.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,620.96 : 21,932.83 = 4,090.98 : x
  2. Step 2: Convert to fraction form
    14,620.96/21,932.83 = 4,090.98/x
  3. Step 3: Cross multiply
    14,620.96x = 21,932.83 × 4,090.98
  4. Step 4: Simplify right side
    14,620.96x = 89,726,768.87
  5. Step 5: Solve for x
    x = 89,726,768.87/14,620.96
  6. Step 6: Final answer
    x = 6,136.86

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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.