Home / 27,929.26-38,542.38-15,996.54

Finding the Fourth Proportional to 27,929.26, 38,542.38 and 15,996.54

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Solution

The fourth proportional to 27,929.26, 38,542.38 and 15,996.54 is: 22,075.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,929.26 : 38,542.38 = 15,996.54 : x
  2. Step 2: Convert to fraction form
    27,929.26/38,542.38 = 15,996.54/x
  3. Step 3: Cross multiply
    27,929.26x = 38,542.38 × 15,996.54
  4. Step 4: Simplify right side
    27,929.26x = 616,544,723.37
  5. Step 5: Solve for x
    x = 616,544,723.37/27,929.26
  6. Step 6: Final answer
    x = 22,075.23

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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.