Home / 22,440.28-33,660.50-6,857.84

Finding the Fourth Proportional to 22,440.28, 33,660.50 and 6,857.84

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Solution

The fourth proportional to 22,440.28, 33,660.50 and 6,857.84 is: 10,286.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,440.28 : 33,660.50 = 6,857.84 : x
  2. Step 2: Convert to fraction form
    22,440.28/33,660.50 = 6,857.84/x
  3. Step 3: Cross multiply
    22,440.28x = 33,660.50 × 6,857.84
  4. Step 4: Simplify right side
    22,440.28x = 230,838,323.32
  5. Step 5: Solve for x
    x = 230,838,323.32/22,440.28
  6. Step 6: Final answer
    x = 10,286.78

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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.