Home / 21,611.80-32,418.42-6,028.12

Finding the Fourth Proportional to 21,611.80, 32,418.42 and 6,028.12

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Solution

The fourth proportional to 21,611.80, 32,418.42 and 6,028.12 is: 9,042.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,611.80 : 32,418.42 = 6,028.12 : x
  2. Step 2: Convert to fraction form
    21,611.80/32,418.42 = 6,028.12/x
  3. Step 3: Cross multiply
    21,611.80x = 32,418.42 × 6,028.12
  4. Step 4: Simplify right side
    21,611.80x = 195,422,125.97
  5. Step 5: Solve for x
    x = 195,422,125.97/21,611.80
  6. Step 6: Final answer
    x = 9,042.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.