Home / 36,454.85-50,308.67-20,538.35

Finding the Fourth Proportional to 36,454.85, 50,308.67 and 20,538.35

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Solution

The fourth proportional to 36,454.85, 50,308.67 and 20,538.35 is: 28,343.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,454.85 : 50,308.67 = 20,538.35 : x
  2. Step 2: Convert to fraction form
    36,454.85/50,308.67 = 20,538.35/x
  3. Step 3: Cross multiply
    36,454.85x = 50,308.67 × 20,538.35
  4. Step 4: Simplify right side
    36,454.85x = 1,033,257,072.49
  5. Step 5: Solve for x
    x = 1,033,257,072.49/36,454.85
  6. Step 6: Final answer
    x = 28,343.47

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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.