Home / 23,005.24-31,745.03-13,447.36

Finding the Fourth Proportional to 23,005.24, 31,745.03 and 13,447.36

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Solution

The fourth proportional to 23,005.24, 31,745.03 and 13,447.36 is: 18,556.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,005.24 : 31,745.03 = 13,447.36 : x
  2. Step 2: Convert to fraction form
    23,005.24/31,745.03 = 13,447.36/x
  3. Step 3: Cross multiply
    23,005.24x = 31,745.03 × 13,447.36
  4. Step 4: Simplify right side
    23,005.24x = 426,886,846.62
  5. Step 5: Solve for x
    x = 426,886,846.62/23,005.24
  6. Step 6: Final answer
    x = 18,556.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.