Home / 22,021.82-32,956.52-13,584.92

Finding the Fourth Proportional to 22,021.82, 32,956.52 and 13,584.92

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Solution

The fourth proportional to 22,021.82, 32,956.52 and 13,584.92 is: 20,330.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,021.82 : 32,956.52 = 13,584.92 : x
  2. Step 2: Convert to fraction form
    22,021.82/32,956.52 = 13,584.92/x
  3. Step 3: Cross multiply
    22,021.82x = 32,956.52 × 13,584.92
  4. Step 4: Simplify right side
    22,021.82x = 447,711,687.68
  5. Step 5: Solve for x
    x = 447,711,687.68/22,021.82
  6. Step 6: Final answer
    x = 20,330.37

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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.