Home / 36,557.57-50,449.80-21,450.49

Finding the Fourth Proportional to 36,557.57, 50,449.80 and 21,450.49

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Solution

The fourth proportional to 36,557.57, 50,449.80 and 21,450.49 is: 29,601.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,557.57 : 50,449.80 = 21,450.49 : x
  2. Step 2: Convert to fraction form
    36,557.57/50,449.80 = 21,450.49/x
  3. Step 3: Cross multiply
    36,557.57x = 50,449.80 × 21,450.49
  4. Step 4: Simplify right side
    36,557.57x = 1,082,172,930.40
  5. Step 5: Solve for x
    x = 1,082,172,930.40/36,557.57
  6. Step 6: Final answer
    x = 29,601.88

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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.