Home / 36,372.53-50,190.54-20,456.64

Finding the Fourth Proportional to 36,372.53, 50,190.54 and 20,456.64

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Solution

The fourth proportional to 36,372.53, 50,190.54 and 20,456.64 is: 28,228.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,372.53 : 50,190.54 = 20,456.64 : x
  2. Step 2: Convert to fraction form
    36,372.53/50,190.54 = 20,456.64/x
  3. Step 3: Cross multiply
    36,372.53x = 50,190.54 × 20,456.64
  4. Step 4: Simplify right side
    36,372.53x = 1,026,729,808.19
  5. Step 5: Solve for x
    x = 1,026,729,808.19/36,372.53
  6. Step 6: Final answer
    x = 28,228.17

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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.