Home / 20,638.44-30,959.88-6,593.58

Finding the Fourth Proportional to 20,638.44, 30,959.88 and 6,593.58

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Solution

The fourth proportional to 20,638.44, 30,959.88 and 6,593.58 is: 9,891.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,638.44 : 30,959.88 = 6,593.58 : x
  2. Step 2: Convert to fraction form
    20,638.44/30,959.88 = 6,593.58/x
  3. Step 3: Cross multiply
    20,638.44x = 30,959.88 × 6,593.58
  4. Step 4: Simplify right side
    20,638.44x = 204,136,445.57
  5. Step 5: Solve for x
    x = 204,136,445.57/20,638.44
  6. Step 6: Final answer
    x = 9,891.08

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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.