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Finding the Fourth Proportional to 35,502.26, 53,254.74 and 11,811.92

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Solution

The fourth proportional to 35,502.26, 53,254.74 and 11,811.92 is: 17,718.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,502.26 : 53,254.74 = 11,811.92 : x
  2. Step 2: Convert to fraction form
    35,502.26/53,254.74 = 11,811.92/x
  3. Step 3: Cross multiply
    35,502.26x = 53,254.74 × 11,811.92
  4. Step 4: Simplify right side
    35,502.26x = 629,040,728.50
  5. Step 5: Solve for x
    x = 629,040,728.50/35,502.26
  6. Step 6: Final answer
    x = 17,718.33

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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.