Home / 23,911.11-33,006.24-20,540.34

Finding the Fourth Proportional to 23,911.11, 33,006.24 and 20,540.34

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Solution

The fourth proportional to 23,911.11, 33,006.24 and 20,540.34 is: 28,353.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,911.11 : 33,006.24 = 20,540.34 : x
  2. Step 2: Convert to fraction form
    23,911.11/33,006.24 = 20,540.34/x
  3. Step 3: Cross multiply
    23,911.11x = 33,006.24 × 20,540.34
  4. Step 4: Simplify right side
    23,911.11x = 677,959,391.72
  5. Step 5: Solve for x
    x = 677,959,391.72/23,911.11
  6. Step 6: Final answer
    x = 28,353.32

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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.