Home / 33,422.40-46,127.04-19,993.60

Finding the Fourth Proportional to 33,422.40, 46,127.04 and 19,993.60

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Solution

The fourth proportional to 33,422.40, 46,127.04 and 19,993.60 is: 27,593.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,422.40 : 46,127.04 = 19,993.60 : x
  2. Step 2: Convert to fraction form
    33,422.40/46,127.04 = 19,993.60/x
  3. Step 3: Cross multiply
    33,422.40x = 46,127.04 × 19,993.60
  4. Step 4: Simplify right side
    33,422.40x = 922,245,586.94
  5. Step 5: Solve for x
    x = 922,245,586.94/33,422.40
  6. Step 6: Final answer
    x = 27,593.64

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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.