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Finding the Fourth Proportional to 27.53, 41.54 and 26.52

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Solution

The fourth proportional to 27.53, 41.54 and 26.52 is: 40.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.53 : 41.54 = 26.52 : x
  2. Step 2: Convert to fraction form
    27.53/41.54 = 26.52/x
  3. Step 3: Cross multiply
    27.53x = 41.54 × 26.52
  4. Step 4: Simplify right side
    27.53x = 1,101.51
  5. Step 5: Solve for x
    x = 1,101.51/27.53
  6. Step 6: Final answer
    x = 40.02

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.