Home / 14,469.96-21,704.88-4,081.68

Finding the Fourth Proportional to 14,469.96, 21,704.88 and 4,081.68

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Solution

The fourth proportional to 14,469.96, 21,704.88 and 4,081.68 is: 6,122.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,469.96 : 21,704.88 = 4,081.68 : x
  2. Step 2: Convert to fraction form
    14,469.96/21,704.88 = 4,081.68/x
  3. Step 3: Cross multiply
    14,469.96x = 21,704.88 × 4,081.68
  4. Step 4: Simplify right side
    14,469.96x = 88,592,374.60
  5. Step 5: Solve for x
    x = 88,592,374.60/14,469.96
  6. Step 6: Final answer
    x = 6,122.50

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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.