Home / 23,991.05-33,107.70-13,381.37

Finding the Fourth Proportional to 23,991.05, 33,107.70 and 13,381.37

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Solution

The fourth proportional to 23,991.05, 33,107.70 and 13,381.37 is: 18,466.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,991.05 : 33,107.70 = 13,381.37 : x
  2. Step 2: Convert to fraction form
    23,991.05/33,107.70 = 13,381.37/x
  3. Step 3: Cross multiply
    23,991.05x = 33,107.70 × 13,381.37
  4. Step 4: Simplify right side
    23,991.05x = 443,026,383.55
  5. Step 5: Solve for x
    x = 443,026,383.55/23,991.05
  6. Step 6: Final answer
    x = 18,466.32

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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.