Home / 33,453.12-46,133.28-20,022.24

Finding the Fourth Proportional to 33,453.12, 46,133.28 and 20,022.24

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Solution

The fourth proportional to 33,453.12, 46,133.28 and 20,022.24 is: 27,611.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,453.12 : 46,133.28 = 20,022.24 : x
  2. Step 2: Convert to fraction form
    33,453.12/46,133.28 = 20,022.24/x
  3. Step 3: Cross multiply
    33,453.12x = 46,133.28 × 20,022.24
  4. Step 4: Simplify right side
    33,453.12x = 923,691,604.15
  5. Step 5: Solve for x
    x = 923,691,604.15/33,453.12
  6. Step 6: Final answer
    x = 27,611.52

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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.