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Finding the Fourth Proportional to 29.32, 44.04 and 26.40

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Solution

The fourth proportional to 29.32, 44.04 and 26.40 is: 39.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.32 : 44.04 = 26.40 : x
  2. Step 2: Convert to fraction form
    29.32/44.04 = 26.40/x
  3. Step 3: Cross multiply
    29.32x = 44.04 × 26.40
  4. Step 4: Simplify right side
    29.32x = 1,162.66
  5. Step 5: Solve for x
    x = 1,162.66/29.32
  6. Step 6: Final answer
    x = 39.65

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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.