Home / 34,198.91-47,193.27-21,458.96

Finding the Fourth Proportional to 34,198.91, 47,193.27 and 21,458.96

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Solution

The fourth proportional to 34,198.91, 47,193.27 and 21,458.96 is: 29,612.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,198.91 : 47,193.27 = 21,458.96 : x
  2. Step 2: Convert to fraction form
    34,198.91/47,193.27 = 21,458.96/x
  3. Step 3: Cross multiply
    34,198.91x = 47,193.27 × 21,458.96
  4. Step 4: Simplify right side
    34,198.91x = 1,012,718,257.23
  5. Step 5: Solve for x
    x = 1,012,718,257.23/34,198.91
  6. Step 6: Final answer
    x = 29,612.59

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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.