Home / 33,408.10-50,039.96-31,445.20

Finding the Fourth Proportional to 33,408.10, 50,039.96 and 31,445.20

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Solution

The fourth proportional to 33,408.10, 50,039.96 and 31,445.20 is: 47,099.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,408.10 : 50,039.96 = 31,445.20 : x
  2. Step 2: Convert to fraction form
    33,408.10/50,039.96 = 31,445.20/x
  3. Step 3: Cross multiply
    33,408.10x = 50,039.96 × 31,445.20
  4. Step 4: Simplify right side
    33,408.10x = 1,573,516,550.19
  5. Step 5: Solve for x
    x = 1,573,516,550.19/33,408.10
  6. Step 6: Final answer
    x = 47,099.85

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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.