Home / 12,335.44-18,505.92-3,571.02

Finding the Fourth Proportional to 12,335.44, 18,505.92 and 3,571.02

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Solution

The fourth proportional to 12,335.44, 18,505.92 and 3,571.02 is: 5,357.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,335.44 : 18,505.92 = 3,571.02 : x
  2. Step 2: Convert to fraction form
    12,335.44/18,505.92 = 3,571.02/x
  3. Step 3: Cross multiply
    12,335.44x = 18,505.92 × 3,571.02
  4. Step 4: Simplify right side
    12,335.44x = 66,085,010.44
  5. Step 5: Solve for x
    x = 66,085,010.44/12,335.44
  6. Step 6: Final answer
    x = 5,357.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.