Home / 14,855.85-22,282.68-5,491.51

Finding the Fourth Proportional to 14,855.85, 22,282.68 and 5,491.51

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Solution

The fourth proportional to 14,855.85, 22,282.68 and 5,491.51 is: 8,236.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,855.85 : 22,282.68 = 5,491.51 : x
  2. Step 2: Convert to fraction form
    14,855.85/22,282.68 = 5,491.51/x
  3. Step 3: Cross multiply
    14,855.85x = 22,282.68 × 5,491.51
  4. Step 4: Simplify right side
    14,855.85x = 122,365,524.93
  5. Step 5: Solve for x
    x = 122,365,524.93/14,855.85
  6. Step 6: Final answer
    x = 8,236.86

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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.