Home / 12,964.31-19,446.33-5,942.33

Finding the Fourth Proportional to 12,964.31, 19,446.33 and 5,942.33

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Solution

The fourth proportional to 12,964.31, 19,446.33 and 5,942.33 is: 8,913.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,964.31 : 19,446.33 = 5,942.33 : x
  2. Step 2: Convert to fraction form
    12,964.31/19,446.33 = 5,942.33/x
  3. Step 3: Cross multiply
    12,964.31x = 19,446.33 × 5,942.33
  4. Step 4: Simplify right side
    12,964.31x = 115,556,412.92
  5. Step 5: Solve for x
    x = 115,556,412.92/12,964.31
  6. Step 6: Final answer
    x = 8,913.43

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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.