Home / 30,203.52-41,674.68-16,772.82

Finding the Fourth Proportional to 30,203.52, 41,674.68 and 16,772.82

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Solution

The fourth proportional to 30,203.52, 41,674.68 and 16,772.82 is: 23,143.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,203.52 : 41,674.68 = 16,772.82 : x
  2. Step 2: Convert to fraction form
    30,203.52/41,674.68 = 16,772.82/x
  3. Step 3: Cross multiply
    30,203.52x = 41,674.68 × 16,772.82
  4. Step 4: Simplify right side
    30,203.52x = 699,001,906.20
  5. Step 5: Solve for x
    x = 699,001,906.20/30,203.52
  6. Step 6: Final answer
    x = 23,143.06

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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.