Home / 23,991.37-33,108.13-13,381.68

Finding the Fourth Proportional to 23,991.37, 33,108.13 and 13,381.68

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Solution

The fourth proportional to 23,991.37, 33,108.13 and 13,381.68 is: 18,466.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,991.37 : 33,108.13 = 13,381.68 : x
  2. Step 2: Convert to fraction form
    23,991.37/33,108.13 = 13,381.68/x
  3. Step 3: Cross multiply
    23,991.37x = 33,108.13 × 13,381.68
  4. Step 4: Simplify right side
    23,991.37x = 443,042,541.94
  5. Step 5: Solve for x
    x = 443,042,541.94/23,991.37
  6. Step 6: Final answer
    x = 18,466.75

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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.