Home / 35,529.26-49,008.42-21,179.43

Finding the Fourth Proportional to 35,529.26, 49,008.42 and 21,179.43

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Solution

The fourth proportional to 35,529.26, 49,008.42 and 21,179.43 is: 29,214.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,529.26 : 49,008.42 = 21,179.43 : x
  2. Step 2: Convert to fraction form
    35,529.26/49,008.42 = 21,179.43/x
  3. Step 3: Cross multiply
    35,529.26x = 49,008.42 × 21,179.43
  4. Step 4: Simplify right side
    35,529.26x = 1,037,970,400.80
  5. Step 5: Solve for x
    x = 1,037,970,400.80/35,529.26
  6. Step 6: Final answer
    x = 29,214.53

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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.