Home / 13,514.70-20,235.60-9,796.80

Finding the Fourth Proportional to 13,514.70, 20,235.60 and 9,796.80

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Solution

The fourth proportional to 13,514.70, 20,235.60 and 9,796.80 is: 14,668.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,514.70 : 20,235.60 = 9,796.80 : x
  2. Step 2: Convert to fraction form
    13,514.70/20,235.60 = 9,796.80/x
  3. Step 3: Cross multiply
    13,514.70x = 20,235.60 × 9,796.80
  4. Step 4: Simplify right side
    13,514.70x = 198,244,126.08
  5. Step 5: Solve for x
    x = 198,244,126.08/13,514.70
  6. Step 6: Final answer
    x = 14,668.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.