Home / 33,670.94-46,471.37-20,255.75

Finding the Fourth Proportional to 33,670.94, 46,471.37 and 20,255.75

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Solution

The fourth proportional to 33,670.94, 46,471.37 and 20,255.75 is: 27,956.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,670.94 : 46,471.37 = 20,255.75 : x
  2. Step 2: Convert to fraction form
    33,670.94/46,471.37 = 20,255.75/x
  3. Step 3: Cross multiply
    33,670.94x = 46,471.37 × 20,255.75
  4. Step 4: Simplify right side
    33,670.94x = 941,312,445.43
  5. Step 5: Solve for x
    x = 941,312,445.43/33,670.94
  6. Step 6: Final answer
    x = 27,956.23

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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.