Home / 14,744.37-20,333.34-11,381.88

Finding the Fourth Proportional to 14,744.37, 20,333.34 and 11,381.88

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Solution

The fourth proportional to 14,744.37, 20,333.34 and 11,381.88 is: 15,696.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,744.37 : 20,333.34 = 11,381.88 : x
  2. Step 2: Convert to fraction form
    14,744.37/20,333.34 = 11,381.88/x
  3. Step 3: Cross multiply
    14,744.37x = 20,333.34 × 11,381.88
  4. Step 4: Simplify right side
    14,744.37x = 231,431,635.88
  5. Step 5: Solve for x
    x = 231,431,635.88/14,744.37
  6. Step 6: Final answer
    x = 15,696.27

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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.