Home / 20,468.73-28,244.83-11,516.04

Finding the Fourth Proportional to 20,468.73, 28,244.83 and 11,516.04

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Solution

The fourth proportional to 20,468.73, 28,244.83 and 11,516.04 is: 15,891.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,468.73 : 28,244.83 = 11,516.04 : x
  2. Step 2: Convert to fraction form
    20,468.73/28,244.83 = 11,516.04/x
  3. Step 3: Cross multiply
    20,468.73x = 28,244.83 × 11,516.04
  4. Step 4: Simplify right side
    20,468.73x = 325,268,450.85
  5. Step 5: Solve for x
    x = 325,268,450.85/20,468.73
  6. Step 6: Final answer
    x = 15,891.00

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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.