Home / 13,641.24-18,824.94-8,052.60

Finding the Fourth Proportional to 13,641.24, 18,824.94 and 8,052.60

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Solution

The fourth proportional to 13,641.24, 18,824.94 and 8,052.60 is: 11,112.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,641.24 : 18,824.94 = 8,052.60 : x
  2. Step 2: Convert to fraction form
    13,641.24/18,824.94 = 8,052.60/x
  3. Step 3: Cross multiply
    13,641.24x = 18,824.94 × 8,052.60
  4. Step 4: Simplify right side
    13,641.24x = 151,589,711.84
  5. Step 5: Solve for x
    x = 151,589,711.84/13,641.24
  6. Step 6: Final answer
    x = 11,112.61

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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.