Home / 14,245.22-21,372.59-8,974.14

Finding the Fourth Proportional to 14,245.22, 21,372.59 and 8,974.14

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Solution

The fourth proportional to 14,245.22, 21,372.59 and 8,974.14 is: 13,464.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,245.22 : 21,372.59 = 8,974.14 : x
  2. Step 2: Convert to fraction form
    14,245.22/21,372.59 = 8,974.14/x
  3. Step 3: Cross multiply
    14,245.22x = 21,372.59 × 8,974.14
  4. Step 4: Simplify right side
    14,245.22x = 191,800,569.95
  5. Step 5: Solve for x
    x = 191,800,569.95/14,245.22
  6. Step 6: Final answer
    x = 13,464.21

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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.