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Finding the Fourth Proportional to 23.36, 35.03 and 19.56

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Solution

The fourth proportional to 23.36, 35.03 and 19.56 is: 29.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.36 : 35.03 = 19.56 : x
  2. Step 2: Convert to fraction form
    23.36/35.03 = 19.56/x
  3. Step 3: Cross multiply
    23.36x = 35.03 × 19.56
  4. Step 4: Simplify right side
    23.36x = 685.09
  5. Step 5: Solve for x
    x = 685.09/23.36
  6. Step 6: Final answer
    x = 29.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.