Home / 11,942.03-17,916.32-3,622.32

Finding the Fourth Proportional to 11,942.03, 17,916.32 and 3,622.32

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Solution

The fourth proportional to 11,942.03, 17,916.32 and 3,622.32 is: 5,434.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942.03 : 17,916.32 = 3,622.32 : x
  2. Step 2: Convert to fraction form
    11,942.03/17,916.32 = 3,622.32/x
  3. Step 3: Cross multiply
    11,942.03x = 17,916.32 × 3,622.32
  4. Step 4: Simplify right side
    11,942.03x = 64,898,653.32
  5. Step 5: Solve for x
    x = 64,898,653.32/11,942.03
  6. Step 6: Final answer
    x = 5,434.47

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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.