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Finding the Fourth Proportional to 23,372.64, 35,058.96 and 7,791.48

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Solution

The fourth proportional to 23,372.64, 35,058.96 and 7,791.48 is: 11,687.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,372.64 : 35,058.96 = 7,791.48 : x
  2. Step 2: Convert to fraction form
    23,372.64/35,058.96 = 7,791.48/x
  3. Step 3: Cross multiply
    23,372.64x = 35,058.96 × 7,791.48
  4. Step 4: Simplify right side
    23,372.64x = 273,161,185.66
  5. Step 5: Solve for x
    x = 273,161,185.66/23,372.64
  6. Step 6: Final answer
    x = 11,687.22

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1.5x scale

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.