Home / 33,104.39-45,683.11-18,765.55

Finding the Fourth Proportional to 33,104.39, 45,683.11 and 18,765.55

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Solution

The fourth proportional to 33,104.39, 45,683.11 and 18,765.55 is: 25,895.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,104.39 : 45,683.11 = 18,765.55 : x
  2. Step 2: Convert to fraction form
    33,104.39/45,683.11 = 18,765.55/x
  3. Step 3: Cross multiply
    33,104.39x = 45,683.11 × 18,765.55
  4. Step 4: Simplify right side
    33,104.39x = 857,268,629.37
  5. Step 5: Solve for x
    x = 857,268,629.37/33,104.39
  6. Step 6: Final answer
    x = 25,895.92

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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.