Home / 30,217.77-41,701.26-16,789.59

Finding the Fourth Proportional to 30,217.77, 41,701.26 and 16,789.59

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Solution

The fourth proportional to 30,217.77, 41,701.26 and 16,789.59 is: 23,170.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,217.77 : 41,701.26 = 16,789.59 : x
  2. Step 2: Convert to fraction form
    30,217.77/41,701.26 = 16,789.59/x
  3. Step 3: Cross multiply
    30,217.77x = 41,701.26 × 16,789.59
  4. Step 4: Simplify right side
    30,217.77x = 700,147,057.88
  5. Step 5: Solve for x
    x = 700,147,057.88/30,217.77
  6. Step 6: Final answer
    x = 23,170.04

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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.