Home / 23,991.16-33,107.96-13,381.48

Finding the Fourth Proportional to 23,991.16, 33,107.96 and 13,381.48

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Solution

The fourth proportional to 23,991.16, 33,107.96 and 13,381.48 is: 18,466.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,991.16 : 33,107.96 = 13,381.48 : x
  2. Step 2: Convert to fraction form
    23,991.16/33,107.96 = 13,381.48/x
  3. Step 3: Cross multiply
    23,991.16x = 33,107.96 × 13,381.48
  4. Step 4: Simplify right side
    23,991.16x = 443,033,504.58
  5. Step 5: Solve for x
    x = 443,033,504.58/23,991.16
  6. Step 6: Final answer
    x = 18,466.53

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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.