Home / 30,203.65-41,682.43-16,774.97

Finding the Fourth Proportional to 30,203.65, 41,682.43 and 16,774.97

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Solution

The fourth proportional to 30,203.65, 41,682.43 and 16,774.97 is: 23,150.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,203.65 : 41,682.43 = 16,774.97 : x
  2. Step 2: Convert to fraction form
    30,203.65/41,682.43 = 16,774.97/x
  3. Step 3: Cross multiply
    30,203.65x = 41,682.43 × 16,774.97
  4. Step 4: Simplify right side
    30,203.65x = 699,221,325.33
  5. Step 5: Solve for x
    x = 699,221,325.33/30,203.65
  6. Step 6: Final answer
    x = 23,150.23

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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.