Home / 14,958.14-20,640.56-8,583.03

Finding the Fourth Proportional to 14,958.14, 20,640.56 and 8,583.03

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Solution

The fourth proportional to 14,958.14, 20,640.56 and 8,583.03 is: 11,843.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,958.14 : 20,640.56 = 8,583.03 : x
  2. Step 2: Convert to fraction form
    14,958.14/20,640.56 = 8,583.03/x
  3. Step 3: Cross multiply
    14,958.14x = 20,640.56 × 8,583.03
  4. Step 4: Simplify right side
    14,958.14x = 177,158,502.78
  5. Step 5: Solve for x
    x = 177,158,502.78/14,958.14
  6. Step 6: Final answer
    x = 11,843.62

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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.