Home / 36,619.12-50,535.75-20,702.62

Finding the Fourth Proportional to 36,619.12, 50,535.75 and 20,702.62

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Solution

The fourth proportional to 36,619.12, 50,535.75 and 20,702.62 is: 28,570.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,619.12 : 50,535.75 = 20,702.62 : x
  2. Step 2: Convert to fraction form
    36,619.12/50,535.75 = 20,702.62/x
  3. Step 3: Cross multiply
    36,619.12x = 50,535.75 × 20,702.62
  4. Step 4: Simplify right side
    36,619.12x = 1,046,222,453.02
  5. Step 5: Solve for x
    x = 1,046,222,453.02/36,619.12
  6. Step 6: Final answer
    x = 28,570.39

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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.