Home / 14,500.45-21,759.03-7,836.96

Finding the Fourth Proportional to 14,500.45, 21,759.03 and 7,836.96

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Solution

The fourth proportional to 14,500.45, 21,759.03 and 7,836.96 is: 11,759.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,500.45 : 21,759.03 = 7,836.96 : x
  2. Step 2: Convert to fraction form
    14,500.45/21,759.03 = 7,836.96/x
  3. Step 3: Cross multiply
    14,500.45x = 21,759.03 × 7,836.96
  4. Step 4: Simplify right side
    14,500.45x = 170,524,647.75
  5. Step 5: Solve for x
    x = 170,524,647.75/14,500.45
  6. Step 6: Final answer
    x = 11,759.96

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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.