Home / 33,563.24-46,320.90-20,992.04

Finding the Fourth Proportional to 33,563.24, 46,320.90 and 20,992.04

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Solution

The fourth proportional to 33,563.24, 46,320.90 and 20,992.04 is: 28,971.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,563.24 : 46,320.90 = 20,992.04 : x
  2. Step 2: Convert to fraction form
    33,563.24/46,320.90 = 20,992.04/x
  3. Step 3: Cross multiply
    33,563.24x = 46,320.90 × 20,992.04
  4. Step 4: Simplify right side
    33,563.24x = 972,370,185.64
  5. Step 5: Solve for x
    x = 972,370,185.64/33,563.24
  6. Step 6: Final answer
    x = 28,971.28

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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.