Home / 33,940.08-46,819.62-20,503.80

Finding the Fourth Proportional to 33,940.08, 46,819.62 and 20,503.80

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Solution

The fourth proportional to 33,940.08, 46,819.62 and 20,503.80 is: 28,284.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,940.08 : 46,819.62 = 20,503.80 : x
  2. Step 2: Convert to fraction form
    33,940.08/46,819.62 = 20,503.80/x
  3. Step 3: Cross multiply
    33,940.08x = 46,819.62 × 20,503.80
  4. Step 4: Simplify right side
    33,940.08x = 959,980,124.56
  5. Step 5: Solve for x
    x = 959,980,124.56/33,940.08
  6. Step 6: Final answer
    x = 28,284.56

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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.