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Finding the Fourth Proportional to 17,692.03, 26,456.02 and 13,698.02

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Solution

The fourth proportional to 17,692.03, 26,456.02 and 13,698.02 is: 20,483.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,692.03 : 26,456.02 = 13,698.02 : x
  2. Step 2: Convert to fraction form
    17,692.03/26,456.02 = 13,698.02/x
  3. Step 3: Cross multiply
    17,692.03x = 26,456.02 × 13,698.02
  4. Step 4: Simplify right side
    17,692.03x = 362,394,924.56
  5. Step 5: Solve for x
    x = 362,394,924.56/17,692.03
  6. Step 6: Final answer
    x = 20,483.52

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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.