Home / 14,121.06-21,179.97-3,732.54

Finding the Fourth Proportional to 14,121.06, 21,179.97 and 3,732.54

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Solution

The fourth proportional to 14,121.06, 21,179.97 and 3,732.54 is: 5,598.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,121.06 : 21,179.97 = 3,732.54 : x
  2. Step 2: Convert to fraction form
    14,121.06/21,179.97 = 3,732.54/x
  3. Step 3: Cross multiply
    14,121.06x = 21,179.97 × 3,732.54
  4. Step 4: Simplify right side
    14,121.06x = 79,055,085.22
  5. Step 5: Solve for x
    x = 79,055,085.22/14,121.06
  6. Step 6: Final answer
    x = 5,598.38

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1.5x scale

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.