Home / 12,245.76-18,365.94-5,999.58

Finding the Fourth Proportional to 12,245.76, 18,365.94 and 5,999.58

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Solution

The fourth proportional to 12,245.76, 18,365.94 and 5,999.58 is: 8,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,245.76 : 18,365.94 = 5,999.58 : x
  2. Step 2: Convert to fraction form
    12,245.76/18,365.94 = 5,999.58/x
  3. Step 3: Cross multiply
    12,245.76x = 18,365.94 × 5,999.58
  4. Step 4: Simplify right side
    12,245.76x = 110,187,926.31
  5. Step 5: Solve for x
    x = 110,187,926.31/12,245.76
  6. Step 6: Final answer
    x = 8,998.05

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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.