Home / 27,644.82-38,150.38-15,069.58

Finding the Fourth Proportional to 27,644.82, 38,150.38 and 15,069.58

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Solution

The fourth proportional to 27,644.82, 38,150.38 and 15,069.58 is: 20,796.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,644.82 : 38,150.38 = 15,069.58 : x
  2. Step 2: Convert to fraction form
    27,644.82/38,150.38 = 15,069.58/x
  3. Step 3: Cross multiply
    27,644.82x = 38,150.38 × 15,069.58
  4. Step 4: Simplify right side
    27,644.82x = 574,910,203.44
  5. Step 5: Solve for x
    x = 574,910,203.44/27,644.82
  6. Step 6: Final answer
    x = 20,796.31

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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.