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Finding the Fourth Proportional to 35,234.87, 52,857.74 and 11,859.48

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Solution

The fourth proportional to 35,234.87, 52,857.74 and 11,859.48 is: 17,791.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,234.87 : 52,857.74 = 11,859.48 : x
  2. Step 2: Convert to fraction form
    35,234.87/52,857.74 = 11,859.48/x
  3. Step 3: Cross multiply
    35,234.87x = 52,857.74 × 11,859.48
  4. Step 4: Simplify right side
    35,234.87x = 626,865,340.02
  5. Step 5: Solve for x
    x = 626,865,340.02/35,234.87
  6. Step 6: Final answer
    x = 17,791.05

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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.