Home / 20,029.26-30,044.50-6,881.44

Finding the Fourth Proportional to 20,029.26, 30,044.50 and 6,881.44

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Solution

The fourth proportional to 20,029.26, 30,044.50 and 6,881.44 is: 10,322.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,029.26 : 30,044.50 = 6,881.44 : x
  2. Step 2: Convert to fraction form
    20,029.26/30,044.50 = 6,881.44/x
  3. Step 3: Cross multiply
    20,029.26x = 30,044.50 × 6,881.44
  4. Step 4: Simplify right side
    20,029.26x = 206,749,331.77
  5. Step 5: Solve for x
    x = 206,749,331.77/20,029.26
  6. Step 6: Final answer
    x = 10,322.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.