Home / 14,734.45-20,336.35-8,361.64

Finding the Fourth Proportional to 14,734.45, 20,336.35 and 8,361.64

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Solution

The fourth proportional to 14,734.45, 20,336.35 and 8,361.64 is: 11,540.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,734.45 : 20,336.35 = 8,361.64 : x
  2. Step 2: Convert to fraction form
    14,734.45/20,336.35 = 8,361.64/x
  3. Step 3: Cross multiply
    14,734.45x = 20,336.35 × 8,361.64
  4. Step 4: Simplify right side
    14,734.45x = 170,045,201.74
  5. Step 5: Solve for x
    x = 170,045,201.74/14,734.45
  6. Step 6: Final answer
    x = 11,540.65

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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.