Home / 23,986.21-33,101.10-13,231.46

Finding the Fourth Proportional to 23,986.21, 33,101.10 and 13,231.46

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Solution

The fourth proportional to 23,986.21, 33,101.10 and 13,231.46 is: 18,259.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,986.21 : 33,101.10 = 13,231.46 : x
  2. Step 2: Convert to fraction form
    23,986.21/33,101.10 = 13,231.46/x
  3. Step 3: Cross multiply
    23,986.21x = 33,101.10 × 13,231.46
  4. Step 4: Simplify right side
    23,986.21x = 437,975,833.05
  5. Step 5: Solve for x
    x = 437,975,833.05/23,986.21
  6. Step 6: Final answer
    x = 18,259.49

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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.