Home / 30,137.26-41,589.80-17,393.09

Finding the Fourth Proportional to 30,137.26, 41,589.80 and 17,393.09

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Solution

The fourth proportional to 30,137.26, 41,589.80 and 17,393.09 is: 24,002.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,137.26 : 41,589.80 = 17,393.09 : x
  2. Step 2: Convert to fraction form
    30,137.26/41,589.80 = 17,393.09/x
  3. Step 3: Cross multiply
    30,137.26x = 41,589.80 × 17,393.09
  4. Step 4: Simplify right side
    30,137.26x = 723,375,047.52
  5. Step 5: Solve for x
    x = 723,375,047.52/30,137.26
  6. Step 6: Final answer
    x = 24,002.69

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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.