Home / 17,748.37-24,481.89-11,372.81

Finding the Fourth Proportional to 17,748.37, 24,481.89 and 11,372.81

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Solution

The fourth proportional to 17,748.37, 24,481.89 and 11,372.81 is: 15,687.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,748.37 : 24,481.89 = 11,372.81 : x
  2. Step 2: Convert to fraction form
    17,748.37/24,481.89 = 11,372.81/x
  3. Step 3: Cross multiply
    17,748.37x = 24,481.89 × 11,372.81
  4. Step 4: Simplify right side
    17,748.37x = 278,427,883.41
  5. Step 5: Solve for x
    x = 278,427,883.41/17,748.37
  6. Step 6: Final answer
    x = 15,687.52

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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.