Home / 30,272.40-41,773.32-16,843.68

Finding the Fourth Proportional to 30,272.40, 41,773.32 and 16,843.68

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Solution

The fourth proportional to 30,272.40, 41,773.32 and 16,843.68 is: 23,242.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,272.40 : 41,773.32 = 16,843.68 : x
  2. Step 2: Convert to fraction form
    30,272.40/41,773.32 = 16,843.68/x
  3. Step 3: Cross multiply
    30,272.40x = 41,773.32 × 16,843.68
  4. Step 4: Simplify right side
    30,272.40x = 703,616,434.62
  5. Step 5: Solve for x
    x = 703,616,434.62/30,272.40
  6. Step 6: Final answer
    x = 23,242.84

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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.