Home / 19,816.36-29,723.82-5,965

Finding the Fourth Proportional to 19,816.36, 29,723.82 and 5,965

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Solution

The fourth proportional to 19,816.36, 29,723.82 and 5,965 is: 8,947.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,816.36 : 29,723.82 = 5,965 : x
  2. Step 2: Convert to fraction form
    19,816.36/29,723.82 = 5,965/x
  3. Step 3: Cross multiply
    19,816.36x = 29,723.82 × 5,965
  4. Step 4: Simplify right side
    19,816.36x = 177,302,586.30
  5. Step 5: Solve for x
    x = 177,302,586.30/19,816.36
  6. Step 6: Final answer
    x = 8,947.28

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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.