Home / 36,533.36-50,418.30-20,612

Finding the Fourth Proportional to 36,533.36, 50,418.30 and 20,612

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Solution

The fourth proportional to 36,533.36, 50,418.30 and 20,612 is: 28,445.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,533.36 : 50,418.30 = 20,612 : x
  2. Step 2: Convert to fraction form
    36,533.36/50,418.30 = 20,612/x
  3. Step 3: Cross multiply
    36,533.36x = 50,418.30 × 20,612
  4. Step 4: Simplify right side
    36,533.36x = 1,039,221,999.60
  5. Step 5: Solve for x
    x = 1,039,221,999.60/36,533.36
  6. Step 6: Final answer
    x = 28,445.84

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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.