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Finding the Fourth Proportional to 29.57, 44.55 and 26.63

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Solution

The fourth proportional to 29.57, 44.55 and 26.63 is: 40.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.57 : 44.55 = 26.63 : x
  2. Step 2: Convert to fraction form
    29.57/44.55 = 26.63/x
  3. Step 3: Cross multiply
    29.57x = 44.55 × 26.63
  4. Step 4: Simplify right side
    29.57x = 1,186.31
  5. Step 5: Solve for x
    x = 1,186.31/29.57
  6. Step 6: Final answer
    x = 40.13

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.