Home / 14,163.66-21,245.49-3,775.41

Finding the Fourth Proportional to 14,163.66, 21,245.49 and 3,775.41

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Solution

The fourth proportional to 14,163.66, 21,245.49 and 3,775.41 is: 5,663.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,163.66 : 21,245.49 = 3,775.41 : x
  2. Step 2: Convert to fraction form
    14,163.66/21,245.49 = 3,775.41/x
  3. Step 3: Cross multiply
    14,163.66x = 21,245.49 × 3,775.41
  4. Step 4: Simplify right side
    14,163.66x = 80,210,435.40
  5. Step 5: Solve for x
    x = 80,210,435.40/14,163.66
  6. Step 6: Final answer
    x = 5,663.12

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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.