Home / 30,195.24-45,249.11-17,019.57

Finding the Fourth Proportional to 30,195.24, 45,249.11 and 17,019.57

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Solution

The fourth proportional to 30,195.24, 45,249.11 and 17,019.57 is: 25,504.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,195.24 : 45,249.11 = 17,019.57 : x
  2. Step 2: Convert to fraction form
    30,195.24/45,249.11 = 17,019.57/x
  3. Step 3: Cross multiply
    30,195.24x = 45,249.11 × 17,019.57
  4. Step 4: Simplify right side
    30,195.24x = 770,120,395.08
  5. Step 5: Solve for x
    x = 770,120,395.08/30,195.24
  6. Step 6: Final answer
    x = 25,504.70

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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.