Home / 14,195.43-21,290.72-3,804.75

Finding the Fourth Proportional to 14,195.43, 21,290.72 and 3,804.75

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Solution

The fourth proportional to 14,195.43, 21,290.72 and 3,804.75 is: 5,706.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,195.43 : 21,290.72 = 3,804.75 : x
  2. Step 2: Convert to fraction form
    14,195.43/21,290.72 = 3,804.75/x
  3. Step 3: Cross multiply
    14,195.43x = 21,290.72 × 3,804.75
  4. Step 4: Simplify right side
    14,195.43x = 81,005,847.90
  5. Step 5: Solve for x
    x = 81,005,847.90/14,195.43
  6. Step 6: Final answer
    x = 5,706.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.