Home / 23,620.20-35,516.70-19,818.60

Finding the Fourth Proportional to 23,620.20, 35,516.70 and 19,818.60

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Solution

The fourth proportional to 23,620.20, 35,516.70 and 19,818.60 is: 29,800.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,620.20 : 35,516.70 = 19,818.60 : x
  2. Step 2: Convert to fraction form
    23,620.20/35,516.70 = 19,818.60/x
  3. Step 3: Cross multiply
    23,620.20x = 35,516.70 × 19,818.60
  4. Step 4: Simplify right side
    23,620.20x = 703,891,270.62
  5. Step 5: Solve for x
    x = 703,891,270.62/23,620.20
  6. Step 6: Final answer
    x = 29,800.39

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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.