Home / 36,631.36-50,563.20-21,523.76

Finding the Fourth Proportional to 36,631.36, 50,563.20 and 21,523.76

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Solution

The fourth proportional to 36,631.36, 50,563.20 and 21,523.76 is: 29,709.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,631.36 : 50,563.20 = 21,523.76 : x
  2. Step 2: Convert to fraction form
    36,631.36/50,563.20 = 21,523.76/x
  3. Step 3: Cross multiply
    36,631.36x = 50,563.20 × 21,523.76
  4. Step 4: Simplify right side
    36,631.36x = 1,088,310,181.63
  5. Step 5: Solve for x
    x = 1,088,310,181.63/36,631.36
  6. Step 6: Final answer
    x = 29,709.79

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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.