Home / 36,126.98-54,198.69-19,486.64

Finding the Fourth Proportional to 36,126.98, 54,198.69 and 19,486.64

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Solution

The fourth proportional to 36,126.98, 54,198.69 and 19,486.64 is: 29,234.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,126.98 : 54,198.69 = 19,486.64 : x
  2. Step 2: Convert to fraction form
    36,126.98/54,198.69 = 19,486.64/x
  3. Step 3: Cross multiply
    36,126.98x = 54,198.69 × 19,486.64
  4. Step 4: Simplify right side
    36,126.98x = 1,056,150,089.51
  5. Step 5: Solve for x
    x = 1,056,150,089.51/36,126.98
  6. Step 6: Final answer
    x = 29,234.39

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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.