Home / 14,550.10-20,080.77-8,263.54

Finding the Fourth Proportional to 14,550.10, 20,080.77 and 8,263.54

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Solution

The fourth proportional to 14,550.10, 20,080.77 and 8,263.54 is: 11,404.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,550.10 : 20,080.77 = 8,263.54 : x
  2. Step 2: Convert to fraction form
    14,550.10/20,080.77 = 8,263.54/x
  3. Step 3: Cross multiply
    14,550.10x = 20,080.77 × 8,263.54
  4. Step 4: Simplify right side
    14,550.10x = 165,938,246.13
  5. Step 5: Solve for x
    x = 165,938,246.13/14,550.10
  6. Step 6: Final answer
    x = 11,404.61

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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.