Home / 34,198.18-47,194.27-21,451.88

Finding the Fourth Proportional to 34,198.18, 47,194.27 and 21,451.88

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Solution

The fourth proportional to 34,198.18, 47,194.27 and 21,451.88 is: 29,604.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,198.18 : 47,194.27 = 21,451.88 : x
  2. Step 2: Convert to fraction form
    34,198.18/47,194.27 = 21,451.88/x
  3. Step 3: Cross multiply
    34,198.18x = 47,194.27 × 21,451.88
  4. Step 4: Simplify right side
    34,198.18x = 1,012,405,881.08
  5. Step 5: Solve for x
    x = 1,012,405,881.08/34,198.18
  6. Step 6: Final answer
    x = 29,604.09

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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.