Home / 11,173.14-16,679.76-10,783.56

Finding the Fourth Proportional to 11,173.14, 16,679.76 and 10,783.56

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Solution

The fourth proportional to 11,173.14, 16,679.76 and 10,783.56 is: 16,098.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,173.14 : 16,679.76 = 10,783.56 : x
  2. Step 2: Convert to fraction form
    11,173.14/16,679.76 = 10,783.56/x
  3. Step 3: Cross multiply
    11,173.14x = 16,679.76 × 10,783.56
  4. Step 4: Simplify right side
    11,173.14x = 179,867,214.86
  5. Step 5: Solve for x
    x = 179,867,214.86/11,173.14
  6. Step 6: Final answer
    x = 16,098.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.