Home / 13,804.02-20,676.78-11,458.44

Finding the Fourth Proportional to 13,804.02, 20,676.78 and 11,458.44

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Solution

The fourth proportional to 13,804.02, 20,676.78 and 11,458.44 is: 17,163.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,804.02 : 20,676.78 = 11,458.44 : x
  2. Step 2: Convert to fraction form
    13,804.02/20,676.78 = 11,458.44/x
  3. Step 3: Cross multiply
    13,804.02x = 20,676.78 × 11,458.44
  4. Step 4: Simplify right side
    13,804.02x = 236,923,643.02
  5. Step 5: Solve for x
    x = 236,923,643.02/13,804.02
  6. Step 6: Final answer
    x = 17,163.38

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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.