Home / 14,559.26-20,091.80-8,272.85

Finding the Fourth Proportional to 14,559.26, 20,091.80 and 8,272.85

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Solution

The fourth proportional to 14,559.26, 20,091.80 and 8,272.85 is: 11,416.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,559.26 : 20,091.80 = 8,272.85 : x
  2. Step 2: Convert to fraction form
    14,559.26/20,091.80 = 8,272.85/x
  3. Step 3: Cross multiply
    14,559.26x = 20,091.80 × 8,272.85
  4. Step 4: Simplify right side
    14,559.26x = 166,216,406.27
  5. Step 5: Solve for x
    x = 166,216,406.27/14,559.26
  6. Step 6: Final answer
    x = 11,416.54

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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.