Home / 36,628.05-54,942.04-13,249.02

Finding the Fourth Proportional to 36,628.05, 54,942.04 and 13,249.02

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Solution

The fourth proportional to 36,628.05, 54,942.04 and 13,249.02 is: 19,873.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,628.05 : 54,942.04 = 13,249.02 : x
  2. Step 2: Convert to fraction form
    36,628.05/54,942.04 = 13,249.02/x
  3. Step 3: Cross multiply
    36,628.05x = 54,942.04 × 13,249.02
  4. Step 4: Simplify right side
    36,628.05x = 727,928,186.80
  5. Step 5: Solve for x
    x = 727,928,186.80/36,628.05
  6. Step 6: Final answer
    x = 19,873.52

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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.