Home / 12,743.08-19,102.83-11,692.03

Finding the Fourth Proportional to 12,743.08, 19,102.83 and 11,692.03

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Solution

The fourth proportional to 12,743.08, 19,102.83 and 11,692.03 is: 17,527.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,743.08 : 19,102.83 = 11,692.03 : x
  2. Step 2: Convert to fraction form
    12,743.08/19,102.83 = 11,692.03/x
  3. Step 3: Cross multiply
    12,743.08x = 19,102.83 × 11,692.03
  4. Step 4: Simplify right side
    12,743.08x = 223,350,861.44
  5. Step 5: Solve for x
    x = 223,350,861.44/12,743.08
  6. Step 6: Final answer
    x = 17,527.23

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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.