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Finding the Fourth Proportional to 46,375.52, 63,928.43 and 36,286.43

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Solution

The fourth proportional to 46,375.52, 63,928.43 and 36,286.43 is: 50,020.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,375.52 : 63,928.43 = 36,286.43 : x
  2. Step 2: Convert to fraction form
    46,375.52/63,928.43 = 36,286.43/x
  3. Step 3: Cross multiply
    46,375.52x = 63,928.43 × 36,286.43
  4. Step 4: Simplify right side
    46,375.52x = 2,319,734,500.20
  5. Step 5: Solve for x
    x = 2,319,734,500.20/46,375.52
  6. Step 6: Final answer
    x = 50,020.67

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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.