Home / 14,026.58-21,040.99-8,183.78

Finding the Fourth Proportional to 14,026.58, 21,040.99 and 8,183.78

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Solution

The fourth proportional to 14,026.58, 21,040.99 and 8,183.78 is: 12,276.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,026.58 : 21,040.99 = 8,183.78 : x
  2. Step 2: Convert to fraction form
    14,026.58/21,040.99 = 8,183.78/x
  3. Step 3: Cross multiply
    14,026.58x = 21,040.99 × 8,183.78
  4. Step 4: Simplify right side
    14,026.58x = 172,194,833.14
  5. Step 5: Solve for x
    x = 172,194,833.14/14,026.58
  6. Step 6: Final answer
    x = 12,276.32

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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.