Home / 14,372.69-21,559.03-3,984.44

Finding the Fourth Proportional to 14,372.69, 21,559.03 and 3,984.44

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Solution

The fourth proportional to 14,372.69, 21,559.03 and 3,984.44 is: 5,976.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,372.69 : 21,559.03 = 3,984.44 : x
  2. Step 2: Convert to fraction form
    14,372.69/21,559.03 = 3,984.44/x
  3. Step 3: Cross multiply
    14,372.69x = 21,559.03 × 3,984.44
  4. Step 4: Simplify right side
    14,372.69x = 85,900,617.56
  5. Step 5: Solve for x
    x = 85,900,617.56/14,372.69
  6. Step 6: Final answer
    x = 5,976.66

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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.