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Finding the Fourth Proportional to 27.01, 37.26 and 16.09

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Solution

The fourth proportional to 27.01, 37.26 and 16.09 is: 22.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.01 : 37.26 = 16.09 : x
  2. Step 2: Convert to fraction form
    27.01/37.26 = 16.09/x
  3. Step 3: Cross multiply
    27.01x = 37.26 × 16.09
  4. Step 4: Simplify right side
    27.01x = 599.51
  5. Step 5: Solve for x
    x = 599.51/27.01
  6. Step 6: Final answer
    x = 22.20

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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.