Home / 33,442.76-50,168.32-12,379.24

Finding the Fourth Proportional to 33,442.76, 50,168.32 and 12,379.24

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Solution

The fourth proportional to 33,442.76, 50,168.32 and 12,379.24 is: 18,570.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,442.76 : 50,168.32 = 12,379.24 : x
  2. Step 2: Convert to fraction form
    33,442.76/50,168.32 = 12,379.24/x
  3. Step 3: Cross multiply
    33,442.76x = 50,168.32 × 12,379.24
  4. Step 4: Simplify right side
    33,442.76x = 621,045,673.68
  5. Step 5: Solve for x
    x = 621,045,673.68/33,442.76
  6. Step 6: Final answer
    x = 18,570.41

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1.5x scale

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.