Home / 23,003.20-34,504.80-18,548.80

Finding the Fourth Proportional to 23,003.20, 34,504.80 and 18,548.80

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Solution

The fourth proportional to 23,003.20, 34,504.80 and 18,548.80 is: 27,823.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,003.20 : 34,504.80 = 18,548.80 : x
  2. Step 2: Convert to fraction form
    23,003.20/34,504.80 = 18,548.80/x
  3. Step 3: Cross multiply
    23,003.20x = 34,504.80 × 18,548.80
  4. Step 4: Simplify right side
    23,003.20x = 640,022,634.24
  5. Step 5: Solve for x
    x = 640,022,634.24/23,003.20
  6. Step 6: Final answer
    x = 27,823.20

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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.