Home / 14,504.54-20,014.76-8,535.85

Finding the Fourth Proportional to 14,504.54, 20,014.76 and 8,535.85

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Solution

The fourth proportional to 14,504.54, 20,014.76 and 8,535.85 is: 11,778.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,504.54 : 20,014.76 = 8,535.85 : x
  2. Step 2: Convert to fraction form
    14,504.54/20,014.76 = 8,535.85/x
  3. Step 3: Cross multiply
    14,504.54x = 20,014.76 × 8,535.85
  4. Step 4: Simplify right side
    14,504.54x = 170,843,073.03
  5. Step 5: Solve for x
    x = 170,843,073.03/14,504.54
  6. Step 6: Final answer
    x = 11,778.59

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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.