Home / 55,093.28-76,028.26-29,942.80

Finding the Fourth Proportional to 55,093.28, 76,028.26 and 29,942.80

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Solution

The fourth proportional to 55,093.28, 76,028.26 and 29,942.80 is: 41,320.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,093.28 : 76,028.26 = 29,942.80 : x
  2. Step 2: Convert to fraction form
    55,093.28/76,028.26 = 29,942.80/x
  3. Step 3: Cross multiply
    55,093.28x = 76,028.26 × 29,942.80
  4. Step 4: Simplify right side
    55,093.28x = 2,276,498,983.53
  5. Step 5: Solve for x
    x = 2,276,498,983.53/55,093.28
  6. Step 6: Final answer
    x = 41,320.81

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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.