Home / 12,596.28-18,888.21-4,273.26

Finding the Fourth Proportional to 12,596.28, 18,888.21 and 4,273.26

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Solution

The fourth proportional to 12,596.28, 18,888.21 and 4,273.26 is: 6,407.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596.28 : 18,888.21 = 4,273.26 : x
  2. Step 2: Convert to fraction form
    12,596.28/18,888.21 = 4,273.26/x
  3. Step 3: Cross multiply
    12,596.28x = 18,888.21 × 4,273.26
  4. Step 4: Simplify right side
    12,596.28x = 80,714,232.26
  5. Step 5: Solve for x
    x = 80,714,232.26/12,596.28
  6. Step 6: Final answer
    x = 6,407.78

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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.