Home / 16,383.76-24,560.88-11,120.56

Finding the Fourth Proportional to 16,383.76, 24,560.88 and 11,120.56

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Solution

The fourth proportional to 16,383.76, 24,560.88 and 11,120.56 is: 16,670.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,383.76 : 24,560.88 = 11,120.56 : x
  2. Step 2: Convert to fraction form
    16,383.76/24,560.88 = 11,120.56/x
  3. Step 3: Cross multiply
    16,383.76x = 24,560.88 × 11,120.56
  4. Step 4: Simplify right side
    16,383.76x = 273,130,739.69
  5. Step 5: Solve for x
    x = 273,130,739.69/16,383.76
  6. Step 6: Final answer
    x = 16,670.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.