Home / 33,520.57-46,245.16-21,590.82

Finding the Fourth Proportional to 33,520.57, 46,245.16 and 21,590.82

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Solution

The fourth proportional to 33,520.57, 46,245.16 and 21,590.82 is: 29,786.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,520.57 : 46,245.16 = 21,590.82 : x
  2. Step 2: Convert to fraction form
    33,520.57/46,245.16 = 21,590.82/x
  3. Step 3: Cross multiply
    33,520.57x = 46,245.16 × 21,590.82
  4. Step 4: Simplify right side
    33,520.57x = 998,470,830.97
  5. Step 5: Solve for x
    x = 998,470,830.97/33,520.57
  6. Step 6: Final answer
    x = 29,786.81

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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.