Home / 36,692.82-55,035.99-13,319.46

Finding the Fourth Proportional to 36,692.82, 55,035.99 and 13,319.46

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Solution

The fourth proportional to 36,692.82, 55,035.99 and 13,319.46 is: 19,978.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,692.82 : 55,035.99 = 13,319.46 : x
  2. Step 2: Convert to fraction form
    36,692.82/55,035.99 = 13,319.46/x
  3. Step 3: Cross multiply
    36,692.82x = 55,035.99 × 13,319.46
  4. Step 4: Simplify right side
    36,692.82x = 733,049,667.37
  5. Step 5: Solve for x
    x = 733,049,667.37/36,692.82
  6. Step 6: Final answer
    x = 19,978.01

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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.