Home / 13,224.88-18,253.39-8,500.96

Finding the Fourth Proportional to 13,224.88, 18,253.39 and 8,500.96

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Solution

The fourth proportional to 13,224.88, 18,253.39 and 8,500.96 is: 11,733.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,224.88 : 18,253.39 = 8,500.96 : x
  2. Step 2: Convert to fraction form
    13,224.88/18,253.39 = 8,500.96/x
  3. Step 3: Cross multiply
    13,224.88x = 18,253.39 × 8,500.96
  4. Step 4: Simplify right side
    13,224.88x = 155,171,338.25
  5. Step 5: Solve for x
    x = 155,171,338.25/13,224.88
  6. Step 6: Final answer
    x = 11,733.29

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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.