Home / 12,074.08-18,100.05-4,676.62

Finding the Fourth Proportional to 12,074.08, 18,100.05 and 4,676.62

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Solution

The fourth proportional to 12,074.08, 18,100.05 and 4,676.62 is: 7,010.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,074.08 : 18,100.05 = 4,676.62 : x
  2. Step 2: Convert to fraction form
    12,074.08/18,100.05 = 4,676.62/x
  3. Step 3: Cross multiply
    12,074.08x = 18,100.05 × 4,676.62
  4. Step 4: Simplify right side
    12,074.08x = 84,647,055.83
  5. Step 5: Solve for x
    x = 84,647,055.83/12,074.08
  6. Step 6: Final answer
    x = 7,010.64

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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.