Home / 33,563.28-46,318.09-18,456.78

Finding the Fourth Proportional to 33,563.28, 46,318.09 and 18,456.78

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Solution

The fourth proportional to 33,563.28, 46,318.09 and 18,456.78 is: 25,470.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,563.28 : 46,318.09 = 18,456.78 : x
  2. Step 2: Convert to fraction form
    33,563.28/46,318.09 = 18,456.78/x
  3. Step 3: Cross multiply
    33,563.28x = 46,318.09 × 18,456.78
  4. Step 4: Simplify right side
    33,563.28x = 854,882,797.15
  5. Step 5: Solve for x
    x = 854,882,797.15/33,563.28
  6. Step 6: Final answer
    x = 25,470.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.