Home / 14,198.58-21,290.82-8,277.48

Finding the Fourth Proportional to 14,198.58, 21,290.82 and 8,277.48

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Solution

The fourth proportional to 14,198.58, 21,290.82 and 8,277.48 is: 12,412.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,198.58 : 21,290.82 = 8,277.48 : x
  2. Step 2: Convert to fraction form
    14,198.58/21,290.82 = 8,277.48/x
  3. Step 3: Cross multiply
    14,198.58x = 21,290.82 × 8,277.48
  4. Step 4: Simplify right side
    14,198.58x = 176,234,336.73
  5. Step 5: Solve for x
    x = 176,234,336.73/14,198.58
  6. Step 6: Final answer
    x = 12,412.11

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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.