Home / 14,154.24-21,231.33-3,765.99

Finding the Fourth Proportional to 14,154.24, 21,231.33 and 3,765.99

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Solution

The fourth proportional to 14,154.24, 21,231.33 and 3,765.99 is: 5,648.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,154.24 : 21,231.33 = 3,765.99 : x
  2. Step 2: Convert to fraction form
    14,154.24/21,231.33 = 3,765.99/x
  3. Step 3: Cross multiply
    14,154.24x = 21,231.33 × 3,765.99
  4. Step 4: Simplify right side
    14,154.24x = 79,956,976.47
  5. Step 5: Solve for x
    x = 79,956,976.47/14,154.24
  6. Step 6: Final answer
    x = 5,648.98

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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.