Home / 36,539.80-50,425.94-20,628.52

Finding the Fourth Proportional to 36,539.80, 50,425.94 and 20,628.52

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Solution

The fourth proportional to 36,539.80, 50,425.94 and 20,628.52 is: 28,467.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,539.80 : 50,425.94 = 20,628.52 : x
  2. Step 2: Convert to fraction form
    36,539.80/50,425.94 = 20,628.52/x
  3. Step 3: Cross multiply
    36,539.80x = 50,425.94 × 20,628.52
  4. Step 4: Simplify right side
    36,539.80x = 1,040,212,511.81
  5. Step 5: Solve for x
    x = 1,040,212,511.81/36,539.80
  6. Step 6: Final answer
    x = 28,467.93

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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.