Home / 33,391.18-46,078.40-18,283.56

Finding the Fourth Proportional to 33,391.18, 46,078.40 and 18,283.56

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Solution

The fourth proportional to 33,391.18, 46,078.40 and 18,283.56 is: 25,230.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,391.18 : 46,078.40 = 18,283.56 : x
  2. Step 2: Convert to fraction form
    33,391.18/46,078.40 = 18,283.56/x
  3. Step 3: Cross multiply
    33,391.18x = 46,078.40 × 18,283.56
  4. Step 4: Simplify right side
    33,391.18x = 842,477,191.10
  5. Step 5: Solve for x
    x = 842,477,191.10/33,391.18
  6. Step 6: Final answer
    x = 25,230.53

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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.