Home / 55,692.12-76,855.72-30,198.54

Finding the Fourth Proportional to 55,692.12, 76,855.72 and 30,198.54

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Solution

The fourth proportional to 55,692.12, 76,855.72 and 30,198.54 is: 41,674.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,692.12 : 76,855.72 = 30,198.54 : x
  2. Step 2: Convert to fraction form
    55,692.12/76,855.72 = 30,198.54/x
  3. Step 3: Cross multiply
    55,692.12x = 76,855.72 × 30,198.54
  4. Step 4: Simplify right side
    55,692.12x = 2,320,930,534.65
  5. Step 5: Solve for x
    x = 2,320,930,534.65/55,692.12
  6. Step 6: Final answer
    x = 41,674.31

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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.