Home / 36,552.54-50,436.81-20,636.64

Finding the Fourth Proportional to 36,552.54, 50,436.81 and 20,636.64

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Solution

The fourth proportional to 36,552.54, 50,436.81 and 20,636.64 is: 28,475.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,552.54 : 50,436.81 = 20,636.64 : x
  2. Step 2: Convert to fraction form
    36,552.54/50,436.81 = 20,636.64/x
  3. Step 3: Cross multiply
    36,552.54x = 50,436.81 × 20,636.64
  4. Step 4: Simplify right side
    36,552.54x = 1,040,846,290.72
  5. Step 5: Solve for x
    x = 1,040,846,290.72/36,552.54
  6. Step 6: Final answer
    x = 28,475.35

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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.