Home / 36,364.97-54,553.27-12,679.34

Finding the Fourth Proportional to 36,364.97, 54,553.27 and 12,679.34

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Solution

The fourth proportional to 36,364.97, 54,553.27 and 12,679.34 is: 19,021.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,364.97 : 54,553.27 = 12,679.34 : x
  2. Step 2: Convert to fraction form
    36,364.97/54,553.27 = 12,679.34/x
  3. Step 3: Cross multiply
    36,364.97x = 54,553.27 × 12,679.34
  4. Step 4: Simplify right side
    36,364.97x = 691,699,153.98
  5. Step 5: Solve for x
    x = 691,699,153.98/36,364.97
  6. Step 6: Final answer
    x = 19,021.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.