Home / 14,268.21-21,404.62-4,405.19

Finding the Fourth Proportional to 14,268.21, 21,404.62 and 4,405.19

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Solution

The fourth proportional to 14,268.21, 21,404.62 and 4,405.19 is: 6,608.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268.21 : 21,404.62 = 4,405.19 : x
  2. Step 2: Convert to fraction form
    14,268.21/21,404.62 = 4,405.19/x
  3. Step 3: Cross multiply
    14,268.21x = 21,404.62 × 4,405.19
  4. Step 4: Simplify right side
    14,268.21x = 94,291,310.95
  5. Step 5: Solve for x
    x = 94,291,310.95/14,268.21
  6. Step 6: Final answer
    x = 6,608.49

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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.