Home / 11,625.57-17,432.91-4,224.87

Finding the Fourth Proportional to 11,625.57, 17,432.91 and 4,224.87

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Solution

The fourth proportional to 11,625.57, 17,432.91 and 4,224.87 is: 6,335.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,625.57 : 17,432.91 = 4,224.87 : x
  2. Step 2: Convert to fraction form
    11,625.57/17,432.91 = 4,224.87/x
  3. Step 3: Cross multiply
    11,625.57x = 17,432.91 × 4,224.87
  4. Step 4: Simplify right side
    11,625.57x = 73,651,778.47
  5. Step 5: Solve for x
    x = 73,651,778.47/11,625.57
  6. Step 6: Final answer
    x = 6,335.33

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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.