Home / 14,566.88-20,102.23-8,279.25

Finding the Fourth Proportional to 14,566.88, 20,102.23 and 8,279.25

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Solution

The fourth proportional to 14,566.88, 20,102.23 and 8,279.25 is: 11,425.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,566.88 : 20,102.23 = 8,279.25 : x
  2. Step 2: Convert to fraction form
    14,566.88/20,102.23 = 8,279.25/x
  3. Step 3: Cross multiply
    14,566.88x = 20,102.23 × 8,279.25
  4. Step 4: Simplify right side
    14,566.88x = 166,431,387.73
  5. Step 5: Solve for x
    x = 166,431,387.73/14,566.88
  6. Step 6: Final answer
    x = 11,425.33

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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.