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Finding the Fourth Proportional to 24.63, 36.94 and 7.51

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Solution

The fourth proportional to 24.63, 36.94 and 7.51 is: 11.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.63 : 36.94 = 7.51 : x
  2. Step 2: Convert to fraction form
    24.63/36.94 = 7.51/x
  3. Step 3: Cross multiply
    24.63x = 36.94 × 7.51
  4. Step 4: Simplify right side
    24.63x = 277.20
  5. Step 5: Solve for x
    x = 277.20/24.63
  6. Step 6: Final answer
    x = 11.25

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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.