Home / 33,974.20-46,879.80-19,438.12

Finding the Fourth Proportional to 33,974.20, 46,879.80 and 19,438.12

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Solution

The fourth proportional to 33,974.20, 46,879.80 and 19,438.12 is: 26,821.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,974.20 : 46,879.80 = 19,438.12 : x
  2. Step 2: Convert to fraction form
    33,974.20/46,879.80 = 19,438.12/x
  3. Step 3: Cross multiply
    33,974.20x = 46,879.80 × 19,438.12
  4. Step 4: Simplify right side
    33,974.20x = 911,255,177.98
  5. Step 5: Solve for x
    x = 911,255,177.98/33,974.20
  6. Step 6: Final answer
    x = 26,821.98

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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.