Home / 17,630.20-24,333.76-11,331.64

Finding the Fourth Proportional to 17,630.20, 24,333.76 and 11,331.64

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Solution

The fourth proportional to 17,630.20, 24,333.76 and 11,331.64 is: 15,640.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,630.20 : 24,333.76 = 11,331.64 : x
  2. Step 2: Convert to fraction form
    17,630.20/24,333.76 = 11,331.64/x
  3. Step 3: Cross multiply
    17,630.20x = 24,333.76 × 11,331.64
  4. Step 4: Simplify right side
    17,630.20x = 275,741,408.17
  5. Step 5: Solve for x
    x = 275,741,408.17/17,630.20
  6. Step 6: Final answer
    x = 15,640.29

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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.