Home / 14,336.78-21,504.72-3,948.44

Finding the Fourth Proportional to 14,336.78, 21,504.72 and 3,948.44

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Solution

The fourth proportional to 14,336.78, 21,504.72 and 3,948.44 is: 5,922.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,336.78 : 21,504.72 = 3,948.44 : x
  2. Step 2: Convert to fraction form
    14,336.78/21,504.72 = 3,948.44/x
  3. Step 3: Cross multiply
    14,336.78x = 21,504.72 × 3,948.44
  4. Step 4: Simplify right side
    14,336.78x = 84,910,096.64
  5. Step 5: Solve for x
    x = 84,910,096.64/14,336.78
  6. Step 6: Final answer
    x = 5,922.54

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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.