Home / 22,271.50-33,380.56-15,571.43

Finding the Fourth Proportional to 22,271.50, 33,380.56 and 15,571.43

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Solution

The fourth proportional to 22,271.50, 33,380.56 and 15,571.43 is: 23,338.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,271.50 : 33,380.56 = 15,571.43 : x
  2. Step 2: Convert to fraction form
    22,271.50/33,380.56 = 15,571.43/x
  3. Step 3: Cross multiply
    22,271.50x = 33,380.56 × 15,571.43
  4. Step 4: Simplify right side
    22,271.50x = 519,783,053.40
  5. Step 5: Solve for x
    x = 519,783,053.40/22,271.50
  6. Step 6: Final answer
    x = 23,338.48

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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.