Home / 14,623.68-20,181.60-8,247.94

Finding the Fourth Proportional to 14,623.68, 20,181.60 and 8,247.94

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Solution

The fourth proportional to 14,623.68, 20,181.60 and 8,247.94 is: 11,382.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,623.68 : 20,181.60 = 8,247.94 : x
  2. Step 2: Convert to fraction form
    14,623.68/20,181.60 = 8,247.94/x
  3. Step 3: Cross multiply
    14,623.68x = 20,181.60 × 8,247.94
  4. Step 4: Simplify right side
    14,623.68x = 166,456,584.66
  5. Step 5: Solve for x
    x = 166,456,584.66/14,623.68
  6. Step 6: Final answer
    x = 11,382.68

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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.