Home / 23,531.34-35,127.74-20,163.33

Finding the Fourth Proportional to 23,531.34, 35,127.74 and 20,163.33

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Solution

The fourth proportional to 23,531.34, 35,127.74 and 20,163.33 is: 30,099.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,531.34 : 35,127.74 = 20,163.33 : x
  2. Step 2: Convert to fraction form
    23,531.34/35,127.74 = 20,163.33/x
  3. Step 3: Cross multiply
    23,531.34x = 35,127.74 × 20,163.33
  4. Step 4: Simplify right side
    23,531.34x = 708,292,112.96
  5. Step 5: Solve for x
    x = 708,292,112.96/23,531.34
  6. Step 6: Final answer
    x = 30,099.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.