Home / 36,324.33-50,127.61-20,408.77

Finding the Fourth Proportional to 36,324.33, 50,127.61 and 20,408.77

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Solution

The fourth proportional to 36,324.33, 50,127.61 and 20,408.77 is: 28,164.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,324.33 : 50,127.61 = 20,408.77 : x
  2. Step 2: Convert to fraction form
    36,324.33/50,127.61 = 20,408.77/x
  3. Step 3: Cross multiply
    36,324.33x = 50,127.61 × 20,408.77
  4. Step 4: Simplify right side
    36,324.33x = 1,023,042,663.52
  5. Step 5: Solve for x
    x = 1,023,042,663.52/36,324.33
  6. Step 6: Final answer
    x = 28,164.12

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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.