Home / 35,949.80-49,611.21-20,033.71

Finding the Fourth Proportional to 35,949.80, 49,611.21 and 20,033.71

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Solution

The fourth proportional to 35,949.80, 49,611.21 and 20,033.71 is: 27,646.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,949.80 : 49,611.21 = 20,033.71 : x
  2. Step 2: Convert to fraction form
    35,949.80/49,611.21 = 20,033.71/x
  3. Step 3: Cross multiply
    35,949.80x = 49,611.21 × 20,033.71
  4. Step 4: Simplify right side
    35,949.80x = 993,896,593.89
  5. Step 5: Solve for x
    x = 993,896,593.89/35,949.80
  6. Step 6: Final answer
    x = 27,646.79

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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.