Home / 16,676.28-23,015.24-9,408.56

Finding the Fourth Proportional to 16,676.28, 23,015.24 and 9,408.56

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Solution

The fourth proportional to 16,676.28, 23,015.24 and 9,408.56 is: 12,984.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,676.28 : 23,015.24 = 9,408.56 : x
  2. Step 2: Convert to fraction form
    16,676.28/23,015.24 = 9,408.56/x
  3. Step 3: Cross multiply
    16,676.28x = 23,015.24 × 9,408.56
  4. Step 4: Simplify right side
    16,676.28x = 216,540,139.62
  5. Step 5: Solve for x
    x = 216,540,139.62/16,676.28
  6. Step 6: Final answer
    x = 12,984.92

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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.