Home / 33,600.30-50,365.28-12,531.86

Finding the Fourth Proportional to 33,600.30, 50,365.28 and 12,531.86

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Solution

The fourth proportional to 33,600.30, 50,365.28 and 12,531.86 is: 18,784.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,600.30 : 50,365.28 = 12,531.86 : x
  2. Step 2: Convert to fraction form
    33,600.30/50,365.28 = 12,531.86/x
  3. Step 3: Cross multiply
    33,600.30x = 50,365.28 × 12,531.86
  4. Step 4: Simplify right side
    33,600.30x = 631,170,323.34
  5. Step 5: Solve for x
    x = 631,170,323.34/33,600.30
  6. Step 6: Final answer
    x = 18,784.66

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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.