Home / 14,494.41-20,000.01-8,120.52

Finding the Fourth Proportional to 14,494.41, 20,000.01 and 8,120.52

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Solution

The fourth proportional to 14,494.41, 20,000.01 and 8,120.52 is: 11,205.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,494.41 : 20,000.01 = 8,120.52 : x
  2. Step 2: Convert to fraction form
    14,494.41/20,000.01 = 8,120.52/x
  3. Step 3: Cross multiply
    14,494.41x = 20,000.01 × 8,120.52
  4. Step 4: Simplify right side
    14,494.41x = 162,410,511.66
  5. Step 5: Solve for x
    x = 162,410,511.66/14,494.41
  6. Step 6: Final answer
    x = 11,205.04

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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.