Home / 18,296.36-25,249.48-10,338.42

Finding the Fourth Proportional to 18,296.36, 25,249.48 and 10,338.42

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Solution

The fourth proportional to 18,296.36, 25,249.48 and 10,338.42 is: 14,267.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,296.36 : 25,249.48 = 10,338.42 : x
  2. Step 2: Convert to fraction form
    18,296.36/25,249.48 = 10,338.42/x
  3. Step 3: Cross multiply
    18,296.36x = 25,249.48 × 10,338.42
  4. Step 4: Simplify right side
    18,296.36x = 261,039,729.02
  5. Step 5: Solve for x
    x = 261,039,729.02/18,296.36
  6. Step 6: Final answer
    x = 14,267.30

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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.