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Finding the Fourth Proportional to 32.07, 44.30 and 30.14

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Solution

The fourth proportional to 32.07, 44.30 and 30.14 is: 41.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    32.07 : 44.30 = 30.14 : x
  2. Step 2: Convert to fraction form
    32.07/44.30 = 30.14/x
  3. Step 3: Cross multiply
    32.07x = 44.30 × 30.14
  4. Step 4: Simplify right side
    32.07x = 1,334.83
  5. Step 5: Solve for x
    x = 1,334.83/32.07
  6. Step 6: Final answer
    x = 41.62

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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.