Home / 36,947.18-50,987.32-20,181.26

Finding the Fourth Proportional to 36,947.18, 50,987.32 and 20,181.26

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Solution

The fourth proportional to 36,947.18, 50,987.32 and 20,181.26 is: 27,850.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,947.18 : 50,987.32 = 20,181.26 : x
  2. Step 2: Convert to fraction form
    36,947.18/50,987.32 = 20,181.26/x
  3. Step 3: Cross multiply
    36,947.18x = 50,987.32 × 20,181.26
  4. Step 4: Simplify right side
    36,947.18x = 1,028,988,361.62
  5. Step 5: Solve for x
    x = 1,028,988,361.62/36,947.18
  6. Step 6: Final answer
    x = 27,850.25

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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.