Home / 12,073.89-18,107.32-4,676.70

Finding the Fourth Proportional to 12,073.89, 18,107.32 and 4,676.70

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Solution

The fourth proportional to 12,073.89, 18,107.32 and 4,676.70 is: 7,013.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073.89 : 18,107.32 = 4,676.70 : x
  2. Step 2: Convert to fraction form
    12,073.89/18,107.32 = 4,676.70/x
  3. Step 3: Cross multiply
    12,073.89x = 18,107.32 × 4,676.70
  4. Step 4: Simplify right side
    12,073.89x = 84,682,503.44
  5. Step 5: Solve for x
    x = 84,682,503.44/12,073.89
  6. Step 6: Final answer
    x = 7,013.69

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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.