Home / 14,163.66-21,246.21-5,399.22

Finding the Fourth Proportional to 14,163.66, 21,246.21 and 5,399.22

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Solution

The fourth proportional to 14,163.66, 21,246.21 and 5,399.22 is: 8,099.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,163.66 : 21,246.21 = 5,399.22 : x
  2. Step 2: Convert to fraction form
    14,163.66/21,246.21 = 5,399.22/x
  3. Step 3: Cross multiply
    14,163.66x = 21,246.21 × 5,399.22
  4. Step 4: Simplify right side
    14,163.66x = 114,712,961.96
  5. Step 5: Solve for x
    x = 114,712,961.96/14,163.66
  6. Step 6: Final answer
    x = 8,099.10

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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.