Home / 14,163.30-21,246.03-6,771.06

Finding the Fourth Proportional to 14,163.30, 21,246.03 and 6,771.06

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Solution

The fourth proportional to 14,163.30, 21,246.03 and 6,771.06 is: 10,157.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,163.30 : 21,246.03 = 6,771.06 : x
  2. Step 2: Convert to fraction form
    14,163.30/21,246.03 = 6,771.06/x
  3. Step 3: Cross multiply
    14,163.30x = 21,246.03 × 6,771.06
  4. Step 4: Simplify right side
    14,163.30x = 143,858,143.89
  5. Step 5: Solve for x
    x = 143,858,143.89/14,163.30
  6. Step 6: Final answer
    x = 10,157.11

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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.