Home / 36,533.75-50,415.55-20,619.68

Finding the Fourth Proportional to 36,533.75, 50,415.55 and 20,619.68

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Solution

The fourth proportional to 36,533.75, 50,415.55 and 20,619.68 is: 28,454.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,533.75 : 50,415.55 = 20,619.68 : x
  2. Step 2: Convert to fraction form
    36,533.75/50,415.55 = 20,619.68/x
  3. Step 3: Cross multiply
    36,533.75x = 50,415.55 × 20,619.68
  4. Step 4: Simplify right side
    36,533.75x = 1,039,552,204.40
  5. Step 5: Solve for x
    x = 1,039,552,204.40/36,533.75
  6. Step 6: Final answer
    x = 28,454.58

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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.