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Finding the Fourth Proportional to 35,891.80, 53,837.73 and 16,147.31

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Solution

The fourth proportional to 35,891.80, 53,837.73 and 16,147.31 is: 24,220.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,891.80 : 53,837.73 = 16,147.31 : x
  2. Step 2: Convert to fraction form
    35,891.80/53,837.73 = 16,147.31/x
  3. Step 3: Cross multiply
    35,891.80x = 53,837.73 × 16,147.31
  4. Step 4: Simplify right side
    35,891.80x = 869,334,246.82
  5. Step 5: Solve for x
    x = 869,334,246.82/35,891.80
  6. Step 6: Final answer
    x = 24,220.97

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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.