Home / 33,879.20-46,753.37-18,771.74

Finding the Fourth Proportional to 33,879.20, 46,753.37 and 18,771.74

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Solution

The fourth proportional to 33,879.20, 46,753.37 and 18,771.74 is: 25,905.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,879.20 : 46,753.37 = 18,771.74 : x
  2. Step 2: Convert to fraction form
    33,879.20/46,753.37 = 18,771.74/x
  3. Step 3: Cross multiply
    33,879.20x = 46,753.37 × 18,771.74
  4. Step 4: Simplify right side
    33,879.20x = 877,641,918.93
  5. Step 5: Solve for x
    x = 877,641,918.93/33,879.20
  6. Step 6: Final answer
    x = 25,905.04

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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.