Home / 13,163.22-19,745.85-4,398.17

Finding the Fourth Proportional to 13,163.22, 19,745.85 and 4,398.17

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Solution

The fourth proportional to 13,163.22, 19,745.85 and 4,398.17 is: 6,597.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,163.22 : 19,745.85 = 4,398.17 : x
  2. Step 2: Convert to fraction form
    13,163.22/19,745.85 = 4,398.17/x
  3. Step 3: Cross multiply
    13,163.22x = 19,745.85 × 4,398.17
  4. Step 4: Simplify right side
    13,163.22x = 86,845,506.37
  5. Step 5: Solve for x
    x = 86,845,506.37/13,163.22
  6. Step 6: Final answer
    x = 6,597.59

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1.5x scale

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.