Home / 14,192.46-21,286.14-3,801.78

Finding the Fourth Proportional to 14,192.46, 21,286.14 and 3,801.78

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Solution

The fourth proportional to 14,192.46, 21,286.14 and 3,801.78 is: 5,701.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,192.46 : 21,286.14 = 3,801.78 : x
  2. Step 2: Convert to fraction form
    14,192.46/21,286.14 = 3,801.78/x
  3. Step 3: Cross multiply
    14,192.46x = 21,286.14 × 3,801.78
  4. Step 4: Simplify right side
    14,192.46x = 80,925,221.33
  5. Step 5: Solve for x
    x = 80,925,221.33/14,192.46
  6. Step 6: Final answer
    x = 5,701.99

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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.