Home / 31,949.80-44,118.44-20,033.60

Finding the Fourth Proportional to 31,949.80, 44,118.44 and 20,033.60

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Solution

The fourth proportional to 31,949.80, 44,118.44 and 20,033.60 is: 27,663.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,949.80 : 44,118.44 = 20,033.60 : x
  2. Step 2: Convert to fraction form
    31,949.80/44,118.44 = 20,033.60/x
  3. Step 3: Cross multiply
    31,949.80x = 44,118.44 × 20,033.60
  4. Step 4: Simplify right side
    31,949.80x = 883,851,179.58
  5. Step 5: Solve for x
    x = 883,851,179.58/31,949.80
  6. Step 6: Final answer
    x = 27,663.75

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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.