Home / 12,099.84-18,162.48-10,722

Finding the Fourth Proportional to 12,099.84, 18,162.48 and 10,722

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Solution

The fourth proportional to 12,099.84, 18,162.48 and 10,722 is: 16,094.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,099.84 : 18,162.48 = 10,722 : x
  2. Step 2: Convert to fraction form
    12,099.84/18,162.48 = 10,722/x
  3. Step 3: Cross multiply
    12,099.84x = 18,162.48 × 10,722
  4. Step 4: Simplify right side
    12,099.84x = 194,738,110.56
  5. Step 5: Solve for x
    x = 194,738,110.56/12,099.84
  6. Step 6: Final answer
    x = 16,094.27

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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.