Home / 30,360.85-41,896.78-17,613.37

Finding the Fourth Proportional to 30,360.85, 41,896.78 and 17,613.37

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Solution

The fourth proportional to 30,360.85, 41,896.78 and 17,613.37 is: 24,305.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,360.85 : 41,896.78 = 17,613.37 : x
  2. Step 2: Convert to fraction form
    30,360.85/41,896.78 = 17,613.37/x
  3. Step 3: Cross multiply
    30,360.85x = 41,896.78 × 17,613.37
  4. Step 4: Simplify right side
    30,360.85x = 737,943,399.88
  5. Step 5: Solve for x
    x = 737,943,399.88/30,360.85
  6. Step 6: Final answer
    x = 24,305.76

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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.