Home / 30,169.54-41,633.34-16,740.69

Finding the Fourth Proportional to 30,169.54, 41,633.34 and 16,740.69

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Solution

The fourth proportional to 30,169.54, 41,633.34 and 16,740.69 is: 23,101.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,169.54 : 41,633.34 = 16,740.69 : x
  2. Step 2: Convert to fraction form
    30,169.54/41,633.34 = 16,740.69/x
  3. Step 3: Cross multiply
    30,169.54x = 41,633.34 × 16,740.69
  4. Step 4: Simplify right side
    30,169.54x = 696,970,838.60
  5. Step 5: Solve for x
    x = 696,970,838.60/30,169.54
  6. Step 6: Final answer
    x = 23,101.81

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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.