Home / 27,900.20-41,797.52-21,629.51

Finding the Fourth Proportional to 27,900.20, 41,797.52 and 21,629.51

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Solution

The fourth proportional to 27,900.20, 41,797.52 and 21,629.51 is: 32,403.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,900.20 : 41,797.52 = 21,629.51 : x
  2. Step 2: Convert to fraction form
    27,900.20/41,797.52 = 21,629.51/x
  3. Step 3: Cross multiply
    27,900.20x = 41,797.52 × 21,629.51
  4. Step 4: Simplify right side
    27,900.20x = 904,059,679.98
  5. Step 5: Solve for x
    x = 904,059,679.98/27,900.20
  6. Step 6: Final answer
    x = 32,403.34

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1.5x scale

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.