Home / 33,899.97-46,783.13-20,468.55

Finding the Fourth Proportional to 33,899.97, 46,783.13 and 20,468.55

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Solution

The fourth proportional to 33,899.97, 46,783.13 and 20,468.55 is: 28,247.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,899.97 : 46,783.13 = 20,468.55 : x
  2. Step 2: Convert to fraction form
    33,899.97/46,783.13 = 20,468.55/x
  3. Step 3: Cross multiply
    33,899.97x = 46,783.13 × 20,468.55
  4. Step 4: Simplify right side
    33,899.97x = 957,582,835.56
  5. Step 5: Solve for x
    x = 957,582,835.56/33,899.97
  6. Step 6: Final answer
    x = 28,247.31

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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.