Home / 30,272.26-41,778.45-16,843.30

Finding the Fourth Proportional to 30,272.26, 41,778.45 and 16,843.30

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Solution

The fourth proportional to 30,272.26, 41,778.45 and 16,843.30 is: 23,245.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,272.26 : 41,778.45 = 16,843.30 : x
  2. Step 2: Convert to fraction form
    30,272.26/41,778.45 = 16,843.30/x
  3. Step 3: Cross multiply
    30,272.26x = 41,778.45 × 16,843.30
  4. Step 4: Simplify right side
    30,272.26x = 703,686,966.89
  5. Step 5: Solve for x
    x = 703,686,966.89/30,272.26
  6. Step 6: Final answer
    x = 23,245.27

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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.