Home / 23,998.40-35,959.20-20,081.60

Finding the Fourth Proportional to 23,998.40, 35,959.20 and 20,081.60

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Solution

The fourth proportional to 23,998.40, 35,959.20 and 20,081.60 is: 30,090.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,998.40 : 35,959.20 = 20,081.60 : x
  2. Step 2: Convert to fraction form
    23,998.40/35,959.20 = 20,081.60/x
  3. Step 3: Cross multiply
    23,998.40x = 35,959.20 × 20,081.60
  4. Step 4: Simplify right side
    23,998.40x = 722,118,270.72
  5. Step 5: Solve for x
    x = 722,118,270.72/23,998.40
  6. Step 6: Final answer
    x = 30,090.27

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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.