Home / 10,016.26-15,011.43-4,819.30

Finding the Fourth Proportional to 10,016.26, 15,011.43 and 4,819.30

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Solution

The fourth proportional to 10,016.26, 15,011.43 and 4,819.30 is: 7,222.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,016.26 : 15,011.43 = 4,819.30 : x
  2. Step 2: Convert to fraction form
    10,016.26/15,011.43 = 4,819.30/x
  3. Step 3: Cross multiply
    10,016.26x = 15,011.43 × 4,819.30
  4. Step 4: Simplify right side
    10,016.26x = 72,344,584.60
  5. Step 5: Solve for x
    x = 72,344,584.60/10,016.26
  6. Step 6: Final answer
    x = 7,222.71

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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.