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Finding the Fourth Proportional to 37.22, 51.33 and 29.93

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Solution

The fourth proportional to 37.22, 51.33 and 29.93 is: 41.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.22 : 51.33 = 29.93 : x
  2. Step 2: Convert to fraction form
    37.22/51.33 = 29.93/x
  3. Step 3: Cross multiply
    37.22x = 51.33 × 29.93
  4. Step 4: Simplify right side
    37.22x = 1,536.16
  5. Step 5: Solve for x
    x = 1,536.16/37.22
  6. Step 6: Final answer
    x = 41.28

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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.