Home / 14,163.54-21,236.19-5,393.67

Finding the Fourth Proportional to 14,163.54, 21,236.19 and 5,393.67

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Solution

The fourth proportional to 14,163.54, 21,236.19 and 5,393.67 is: 8,087.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,163.54 : 21,236.19 = 5,393.67 : x
  2. Step 2: Convert to fraction form
    14,163.54/21,236.19 = 5,393.67/x
  3. Step 3: Cross multiply
    14,163.54x = 21,236.19 × 5,393.67
  4. Step 4: Simplify right side
    14,163.54x = 114,541,000.92
  5. Step 5: Solve for x
    x = 114,541,000.92/14,163.54
  6. Step 6: Final answer
    x = 8,087.03

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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.