Home / 29,786.82-41,080.68-21,273.18

Finding the Fourth Proportional to 29,786.82, 41,080.68 and 21,273.18

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Solution

The fourth proportional to 29,786.82, 41,080.68 and 21,273.18 is: 29,339.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,786.82 : 41,080.68 = 21,273.18 : x
  2. Step 2: Convert to fraction form
    29,786.82/41,080.68 = 21,273.18/x
  3. Step 3: Cross multiply
    29,786.82x = 41,080.68 × 21,273.18
  4. Step 4: Simplify right side
    29,786.82x = 873,916,700.16
  5. Step 5: Solve for x
    x = 873,916,700.16/29,786.82
  6. Step 6: Final answer
    x = 29,339.04

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1.5x scale

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.