Home / 14,187.25-21,280.88-3,799

Finding the Fourth Proportional to 14,187.25, 21,280.88 and 3,799

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Solution

The fourth proportional to 14,187.25, 21,280.88 and 3,799 is: 5,698.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,187.25 : 21,280.88 = 3,799 : x
  2. Step 2: Convert to fraction form
    14,187.25/21,280.88 = 3,799/x
  3. Step 3: Cross multiply
    14,187.25x = 21,280.88 × 3,799
  4. Step 4: Simplify right side
    14,187.25x = 80,846,063.12
  5. Step 5: Solve for x
    x = 80,846,063.12/14,187.25
  6. Step 6: Final answer
    x = 5,698.50

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Similar ratio
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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.