Home / 19,853.44-29,741.23-11,515.94

Finding the Fourth Proportional to 19,853.44, 29,741.23 and 11,515.94

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Solution

The fourth proportional to 19,853.44, 29,741.23 and 11,515.94 is: 17,251.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,853.44 : 29,741.23 = 11,515.94 : x
  2. Step 2: Convert to fraction form
    19,853.44/29,741.23 = 11,515.94/x
  3. Step 3: Cross multiply
    19,853.44x = 29,741.23 × 11,515.94
  4. Step 4: Simplify right side
    19,853.44x = 342,498,220.21
  5. Step 5: Solve for x
    x = 342,498,220.21/19,853.44
  6. Step 6: Final answer
    x = 17,251.33

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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.