Home / 36,324.86-50,125.95-21,221.78

Finding the Fourth Proportional to 36,324.86, 50,125.95 and 21,221.78

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Solution

The fourth proportional to 36,324.86, 50,125.95 and 21,221.78 is: 29,284.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,324.86 : 50,125.95 = 21,221.78 : x
  2. Step 2: Convert to fraction form
    36,324.86/50,125.95 = 21,221.78/x
  3. Step 3: Cross multiply
    36,324.86x = 50,125.95 × 21,221.78
  4. Step 4: Simplify right side
    36,324.86x = 1,063,761,632.56
  5. Step 5: Solve for x
    x = 1,063,761,632.56/36,324.86
  6. Step 6: Final answer
    x = 29,284.68

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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.