Home / 14,542.54-20,069.32-8,255.50

Finding the Fourth Proportional to 14,542.54, 20,069.32 and 8,255.50

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Solution

The fourth proportional to 14,542.54, 20,069.32 and 8,255.50 is: 11,392.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,542.54 : 20,069.32 = 8,255.50 : x
  2. Step 2: Convert to fraction form
    14,542.54/20,069.32 = 8,255.50/x
  3. Step 3: Cross multiply
    14,542.54x = 20,069.32 × 8,255.50
  4. Step 4: Simplify right side
    14,542.54x = 165,682,271.26
  5. Step 5: Solve for x
    x = 165,682,271.26/14,542.54
  6. Step 6: Final answer
    x = 11,392.94

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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.