Home / 14,092.58-21,140.49-8,249.24

Finding the Fourth Proportional to 14,092.58, 21,140.49 and 8,249.24

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Solution

The fourth proportional to 14,092.58, 21,140.49 and 8,249.24 is: 12,374.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,092.58 : 21,140.49 = 8,249.24 : x
  2. Step 2: Convert to fraction form
    14,092.58/21,140.49 = 8,249.24/x
  3. Step 3: Cross multiply
    14,092.58x = 21,140.49 × 8,249.24
  4. Step 4: Simplify right side
    14,092.58x = 174,392,975.73
  5. Step 5: Solve for x
    x = 174,392,975.73/14,092.58
  6. Step 6: Final answer
    x = 12,374.81

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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.