Home / 14,747.91-22,121.88-4,884.54

Finding the Fourth Proportional to 14,747.91, 22,121.88 and 4,884.54

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Solution

The fourth proportional to 14,747.91, 22,121.88 and 4,884.54 is: 7,326.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747.91 : 22,121.88 = 4,884.54 : x
  2. Step 2: Convert to fraction form
    14,747.91/22,121.88 = 4,884.54/x
  3. Step 3: Cross multiply
    14,747.91x = 22,121.88 × 4,884.54
  4. Step 4: Simplify right side
    14,747.91x = 108,055,207.74
  5. Step 5: Solve for x
    x = 108,055,207.74/14,747.91
  6. Step 6: Final answer
    x = 7,326.81

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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.