Home / 23,986.11-33,100.97-13,231.36

Finding the Fourth Proportional to 23,986.11, 33,100.97 and 13,231.36

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Solution

The fourth proportional to 23,986.11, 33,100.97 and 13,231.36 is: 18,259.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,986.11 : 33,100.97 = 13,231.36 : x
  2. Step 2: Convert to fraction form
    23,986.11/33,100.97 = 13,231.36/x
  3. Step 3: Cross multiply
    23,986.11x = 33,100.97 × 13,231.36
  4. Step 4: Simplify right side
    23,986.11x = 437,970,825.64
  5. Step 5: Solve for x
    x = 437,970,825.64/23,986.11
  6. Step 6: Final answer
    x = 18,259.35

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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.