Home / 14,305.05-21,452.31-4,942.66

Finding the Fourth Proportional to 14,305.05, 21,452.31 and 4,942.66

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Solution

The fourth proportional to 14,305.05, 21,452.31 and 4,942.66 is: 7,412.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,305.05 : 21,452.31 = 4,942.66 : x
  2. Step 2: Convert to fraction form
    14,305.05/21,452.31 = 4,942.66/x
  3. Step 3: Cross multiply
    14,305.05x = 21,452.31 × 4,942.66
  4. Step 4: Simplify right side
    14,305.05x = 106,031,474.54
  5. Step 5: Solve for x
    x = 106,031,474.54/14,305.05
  6. Step 6: Final answer
    x = 7,412.17

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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.