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Finding the Fourth Proportional to 44.07, 65.92 and 29.63

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Solution

The fourth proportional to 44.07, 65.92 and 29.63 is: 44.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.07 : 65.92 = 29.63 : x
  2. Step 2: Convert to fraction form
    44.07/65.92 = 29.63/x
  3. Step 3: Cross multiply
    44.07x = 65.92 × 29.63
  4. Step 4: Simplify right side
    44.07x = 1,953.21
  5. Step 5: Solve for x
    x = 1,953.21/44.07
  6. Step 6: Final answer
    x = 44.32

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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.