Home / 14,351.60-21,525.78-3,962

Finding the Fourth Proportional to 14,351.60, 21,525.78 and 3,962

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Solution

The fourth proportional to 14,351.60, 21,525.78 and 3,962 is: 5,942.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,351.60 : 21,525.78 = 3,962 : x
  2. Step 2: Convert to fraction form
    14,351.60/21,525.78 = 3,962/x
  3. Step 3: Cross multiply
    14,351.60x = 21,525.78 × 3,962
  4. Step 4: Simplify right side
    14,351.60x = 85,285,140.36
  5. Step 5: Solve for x
    x = 85,285,140.36/14,351.60
  6. Step 6: Final answer
    x = 5,942.55

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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.