Home / 14,530.87-20,054.42-8,245.27

Finding the Fourth Proportional to 14,530.87, 20,054.42 and 8,245.27

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Solution

The fourth proportional to 14,530.87, 20,054.42 and 8,245.27 is: 11,379.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,530.87 : 20,054.42 = 8,245.27 : x
  2. Step 2: Convert to fraction form
    14,530.87/20,054.42 = 8,245.27/x
  3. Step 3: Cross multiply
    14,530.87x = 20,054.42 × 8,245.27
  4. Step 4: Simplify right side
    14,530.87x = 165,354,107.59
  5. Step 5: Solve for x
    x = 165,354,107.59/14,530.87
  6. Step 6: Final answer
    x = 11,379.50

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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.