Home / 36,629.87-50,535.63-20,702.43

Finding the Fourth Proportional to 36,629.87, 50,535.63 and 20,702.43

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Solution

The fourth proportional to 36,629.87, 50,535.63 and 20,702.43 is: 28,561.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,629.87 : 50,535.63 = 20,702.43 : x
  2. Step 2: Convert to fraction form
    36,629.87/50,535.63 = 20,702.43/x
  3. Step 3: Cross multiply
    36,629.87x = 50,535.63 × 20,702.43
  4. Step 4: Simplify right side
    36,629.87x = 1,046,210,342.58
  5. Step 5: Solve for x
    x = 1,046,210,342.58/36,629.87
  6. Step 6: Final answer
    x = 28,561.68

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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.