Home / 30,214.08-41,695.92-16,786.80

Finding the Fourth Proportional to 30,214.08, 41,695.92 and 16,786.80

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Solution

The fourth proportional to 30,214.08, 41,695.92 and 16,786.80 is: 23,166.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,214.08 : 41,695.92 = 16,786.80 : x
  2. Step 2: Convert to fraction form
    30,214.08/41,695.92 = 16,786.80/x
  3. Step 3: Cross multiply
    30,214.08x = 41,695.92 × 16,786.80
  4. Step 4: Simplify right side
    30,214.08x = 699,941,069.86
  5. Step 5: Solve for x
    x = 699,941,069.86/30,214.08
  6. Step 6: Final answer
    x = 23,166.06

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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.