Home / 33,435.92-46,142.08-20,007.74

Finding the Fourth Proportional to 33,435.92, 46,142.08 and 20,007.74

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Solution

The fourth proportional to 33,435.92, 46,142.08 and 20,007.74 is: 27,610.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,435.92 : 46,142.08 = 20,007.74 : x
  2. Step 2: Convert to fraction form
    33,435.92/46,142.08 = 20,007.74/x
  3. Step 3: Cross multiply
    33,435.92x = 46,142.08 × 20,007.74
  4. Step 4: Simplify right side
    33,435.92x = 923,198,739.70
  5. Step 5: Solve for x
    x = 923,198,739.70/33,435.92
  6. Step 6: Final answer
    x = 27,610.99

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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.