Home / 14,716.37-20,306.40-8,745.89

Finding the Fourth Proportional to 14,716.37, 20,306.40 and 8,745.89

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Solution

The fourth proportional to 14,716.37, 20,306.40 and 8,745.89 is: 12,068.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,716.37 : 20,306.40 = 8,745.89 : x
  2. Step 2: Convert to fraction form
    14,716.37/20,306.40 = 8,745.89/x
  3. Step 3: Cross multiply
    14,716.37x = 20,306.40 × 8,745.89
  4. Step 4: Simplify right side
    14,716.37x = 177,597,540.70
  5. Step 5: Solve for x
    x = 177,597,540.70/14,716.37
  6. Step 6: Final answer
    x = 12,068.03

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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.