Home / 14,147.33-21,220.99-3,617.37

Finding the Fourth Proportional to 14,147.33, 21,220.99 and 3,617.37

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Solution

The fourth proportional to 14,147.33, 21,220.99 and 3,617.37 is: 5,426.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,147.33 : 21,220.99 = 3,617.37 : x
  2. Step 2: Convert to fraction form
    14,147.33/21,220.99 = 3,617.37/x
  3. Step 3: Cross multiply
    14,147.33x = 21,220.99 × 3,617.37
  4. Step 4: Simplify right side
    14,147.33x = 76,764,163.55
  5. Step 5: Solve for x
    x = 76,764,163.55/14,147.33
  6. Step 6: Final answer
    x = 5,426.06

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Double scale
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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.