Home / 19,379.75-29,058.69-6,723.57

Finding the Fourth Proportional to 19,379.75, 29,058.69 and 6,723.57

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Solution

The fourth proportional to 19,379.75, 29,058.69 and 6,723.57 is: 10,081.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,379.75 : 29,058.69 = 6,723.57 : x
  2. Step 2: Convert to fraction form
    19,379.75/29,058.69 = 6,723.57/x
  3. Step 3: Cross multiply
    19,379.75x = 29,058.69 × 6,723.57
  4. Step 4: Simplify right side
    19,379.75x = 195,378,136.32
  5. Step 5: Solve for x
    x = 195,378,136.32/19,379.75
  6. Step 6: Final answer
    x = 10,081.56

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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.