Home / 36,170.30-54,269.73-11,212.31

Finding the Fourth Proportional to 36,170.30, 54,269.73 and 11,212.31

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Solution

The fourth proportional to 36,170.30, 54,269.73 and 11,212.31 is: 16,822.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,170.30 : 54,269.73 = 11,212.31 : x
  2. Step 2: Convert to fraction form
    36,170.30/54,269.73 = 11,212.31/x
  3. Step 3: Cross multiply
    36,170.30x = 54,269.73 × 11,212.31
  4. Step 4: Simplify right side
    36,170.30x = 608,489,172.05
  5. Step 5: Solve for x
    x = 608,489,172.05/36,170.30
  6. Step 6: Final answer
    x = 16,822.89

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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.