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Finding the Fourth Proportional to 32.13, 44.34 and 19.19

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Solution

The fourth proportional to 32.13, 44.34 and 19.19 is: 26.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32.13 : 44.34 = 19.19 : x
  2. Step 2: Convert to fraction form
    32.13/44.34 = 19.19/x
  3. Step 3: Cross multiply
    32.13x = 44.34 × 19.19
  4. Step 4: Simplify right side
    32.13x = 850.88
  5. Step 5: Solve for x
    x = 850.88/32.13
  6. Step 6: Final answer
    x = 26.48

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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.