Home / 18,296.88-25,249.56-10,338.96

Finding the Fourth Proportional to 18,296.88, 25,249.56 and 10,338.96

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Solution

The fourth proportional to 18,296.88, 25,249.56 and 10,338.96 is: 14,267.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,296.88 : 25,249.56 = 10,338.96 : x
  2. Step 2: Convert to fraction form
    18,296.88/25,249.56 = 10,338.96/x
  3. Step 3: Cross multiply
    18,296.88x = 25,249.56 × 10,338.96
  4. Step 4: Simplify right side
    18,296.88x = 261,054,190.86
  5. Step 5: Solve for x
    x = 261,054,190.86/18,296.88
  6. Step 6: Final answer
    x = 14,267.69

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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.