Home / 14,511.30-20,026.38-8,845.20

Finding the Fourth Proportional to 14,511.30, 20,026.38 and 8,845.20

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Solution

The fourth proportional to 14,511.30, 20,026.38 and 8,845.20 is: 12,206.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511.30 : 20,026.38 = 8,845.20 : x
  2. Step 2: Convert to fraction form
    14,511.30/20,026.38 = 8,845.20/x
  3. Step 3: Cross multiply
    14,511.30x = 20,026.38 × 8,845.20
  4. Step 4: Simplify right side
    14,511.30x = 177,137,336.38
  5. Step 5: Solve for x
    x = 177,137,336.38/14,511.30
  6. Step 6: Final answer
    x = 12,206.86

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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.