Home / 19,841.26-27,379.20-11,341.69

Finding the Fourth Proportional to 19,841.26, 27,379.20 and 11,341.69

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Solution

The fourth proportional to 19,841.26, 27,379.20 and 11,341.69 is: 15,650.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,841.26 : 27,379.20 = 11,341.69 : x
  2. Step 2: Convert to fraction form
    19,841.26/27,379.20 = 11,341.69/x
  3. Step 3: Cross multiply
    19,841.26x = 27,379.20 × 11,341.69
  4. Step 4: Simplify right side
    19,841.26x = 310,526,398.85
  5. Step 5: Solve for x
    x = 310,526,398.85/19,841.26
  6. Step 6: Final answer
    x = 15,650.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.