Home / 14,826.44-20,460.45-8,112.05

Finding the Fourth Proportional to 14,826.44, 20,460.45 and 8,112.05

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Solution

The fourth proportional to 14,826.44, 20,460.45 and 8,112.05 is: 11,194.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,826.44 : 20,460.45 = 8,112.05 : x
  2. Step 2: Convert to fraction form
    14,826.44/20,460.45 = 8,112.05/x
  3. Step 3: Cross multiply
    14,826.44x = 20,460.45 × 8,112.05
  4. Step 4: Simplify right side
    14,826.44x = 165,976,193.42
  5. Step 5: Solve for x
    x = 165,976,193.42/14,826.44
  6. Step 6: Final answer
    x = 11,194.61

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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.