Home / 14,156.24-21,234.33-3,767.99

Finding the Fourth Proportional to 14,156.24, 21,234.33 and 3,767.99

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Solution

The fourth proportional to 14,156.24, 21,234.33 and 3,767.99 is: 5,651.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,156.24 : 21,234.33 = 3,767.99 : x
  2. Step 2: Convert to fraction form
    14,156.24/21,234.33 = 3,767.99/x
  3. Step 3: Cross multiply
    14,156.24x = 21,234.33 × 3,767.99
  4. Step 4: Simplify right side
    14,156.24x = 80,010,743.10
  5. Step 5: Solve for x
    x = 80,010,743.10/14,156.24
  6. Step 6: Final answer
    x = 5,651.98

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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.