Home / 36,324.07-50,126.94-20,408.51

Finding the Fourth Proportional to 36,324.07, 50,126.94 and 20,408.51

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Solution

The fourth proportional to 36,324.07, 50,126.94 and 20,408.51 is: 28,163.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,324.07 : 50,126.94 = 20,408.51 : x
  2. Step 2: Convert to fraction form
    36,324.07/50,126.94 = 20,408.51/x
  3. Step 3: Cross multiply
    36,324.07x = 50,126.94 × 20,408.51
  4. Step 4: Simplify right side
    36,324.07x = 1,023,016,281.58
  5. Step 5: Solve for x
    x = 1,023,016,281.58/36,324.07
  6. Step 6: Final answer
    x = 28,163.59

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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.