Home / 22,520.54-33,731.58-11,408.15

Finding the Fourth Proportional to 22,520.54, 33,731.58 and 11,408.15

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Solution

The fourth proportional to 22,520.54, 33,731.58 and 11,408.15 is: 17,087.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,520.54 : 33,731.58 = 11,408.15 : x
  2. Step 2: Convert to fraction form
    22,520.54/33,731.58 = 11,408.15/x
  3. Step 3: Cross multiply
    22,520.54x = 33,731.58 × 11,408.15
  4. Step 4: Simplify right side
    22,520.54x = 384,814,755.72
  5. Step 5: Solve for x
    x = 384,814,755.72/22,520.54
  6. Step 6: Final answer
    x = 17,087.28

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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.