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Finding the Fourth Proportional to 35,107.99, 48,449.79 and 19,192.43

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Solution

The fourth proportional to 35,107.99, 48,449.79 and 19,192.43 is: 26,485.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,107.99 : 48,449.79 = 19,192.43 : x
  2. Step 2: Convert to fraction form
    35,107.99/48,449.79 = 19,192.43/x
  3. Step 3: Cross multiply
    35,107.99x = 48,449.79 × 19,192.43
  4. Step 4: Simplify right side
    35,107.99x = 929,869,203.09
  5. Step 5: Solve for x
    x = 929,869,203.09/35,107.99
  6. Step 6: Final answer
    x = 26,485.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.