Home / 36,396.23-50,208.39-21,279.03

Finding the Fourth Proportional to 36,396.23, 50,208.39 and 21,279.03

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Solution

The fourth proportional to 36,396.23, 50,208.39 and 21,279.03 is: 29,354.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,396.23 : 50,208.39 = 21,279.03 : x
  2. Step 2: Convert to fraction form
    36,396.23/50,208.39 = 21,279.03/x
  3. Step 3: Cross multiply
    36,396.23x = 50,208.39 × 21,279.03
  4. Step 4: Simplify right side
    36,396.23x = 1,068,385,837.06
  5. Step 5: Solve for x
    x = 1,068,385,837.06/36,396.23
  6. Step 6: Final answer
    x = 29,354.30

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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.