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Finding the Fourth Proportional to 44.11, 60.86 and 25.69

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Solution

The fourth proportional to 44.11, 60.86 and 25.69 is: 35.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.11 : 60.86 = 25.69 : x
  2. Step 2: Convert to fraction form
    44.11/60.86 = 25.69/x
  3. Step 3: Cross multiply
    44.11x = 60.86 × 25.69
  4. Step 4: Simplify right side
    44.11x = 1,563.57
  5. Step 5: Solve for x
    x = 1,563.57/44.11
  6. Step 6: Final answer
    x = 35.45

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1.5x scale

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.