Home / 17,485.35-26,235.78-9,163.39

Finding the Fourth Proportional to 17,485.35, 26,235.78 and 9,163.39

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Solution

The fourth proportional to 17,485.35, 26,235.78 and 9,163.39 is: 13,749.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,485.35 : 26,235.78 = 9,163.39 : x
  2. Step 2: Convert to fraction form
    17,485.35/26,235.78 = 9,163.39/x
  3. Step 3: Cross multiply
    17,485.35x = 26,235.78 × 9,163.39
  4. Step 4: Simplify right side
    17,485.35x = 240,408,584.14
  5. Step 5: Solve for x
    x = 240,408,584.14/17,485.35
  6. Step 6: Final answer
    x = 13,749.14

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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.