Home / 14,986.75-22,481.21-5,752.75

Finding the Fourth Proportional to 14,986.75, 22,481.21 and 5,752.75

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Solution

The fourth proportional to 14,986.75, 22,481.21 and 5,752.75 is: 8,629.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,986.75 : 22,481.21 = 5,752.75 : x
  2. Step 2: Convert to fraction form
    14,986.75/22,481.21 = 5,752.75/x
  3. Step 3: Cross multiply
    14,986.75x = 22,481.21 × 5,752.75
  4. Step 4: Simplify right side
    14,986.75x = 129,328,752.06
  5. Step 5: Solve for x
    x = 129,328,752.06/14,986.75
  6. Step 6: Final answer
    x = 8,629.54

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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.