Home / 14,233.28-21,348.48-3,843.84

Finding the Fourth Proportional to 14,233.28, 21,348.48 and 3,843.84

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Solution

The fourth proportional to 14,233.28, 21,348.48 and 3,843.84 is: 5,765.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,233.28 : 21,348.48 = 3,843.84 : x
  2. Step 2: Convert to fraction form
    14,233.28/21,348.48 = 3,843.84/x
  3. Step 3: Cross multiply
    14,233.28x = 21,348.48 × 3,843.84
  4. Step 4: Simplify right side
    14,233.28x = 82,060,141.36
  5. Step 5: Solve for x
    x = 82,060,141.36/14,233.28
  6. Step 6: Final answer
    x = 5,765.37

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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.