Home / 11,589.24-16,003.14-10,998.72

Finding the Fourth Proportional to 11,589.24, 16,003.14 and 10,998.72

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Solution

The fourth proportional to 11,589.24, 16,003.14 and 10,998.72 is: 15,187.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,589.24 : 16,003.14 = 10,998.72 : x
  2. Step 2: Convert to fraction form
    11,589.24/16,003.14 = 10,998.72/x
  3. Step 3: Cross multiply
    11,589.24x = 16,003.14 × 10,998.72
  4. Step 4: Simplify right side
    11,589.24x = 176,014,055.98
  5. Step 5: Solve for x
    x = 176,014,055.98/11,589.24
  6. Step 6: Final answer
    x = 15,187.71

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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.