Home / 13,213.27-19,819.38-4,329.26

Finding the Fourth Proportional to 13,213.27, 19,819.38 and 4,329.26

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Solution

The fourth proportional to 13,213.27, 19,819.38 and 4,329.26 is: 6,493.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,213.27 : 19,819.38 = 4,329.26 : x
  2. Step 2: Convert to fraction form
    13,213.27/19,819.38 = 4,329.26/x
  3. Step 3: Cross multiply
    13,213.27x = 19,819.38 × 4,329.26
  4. Step 4: Simplify right side
    13,213.27x = 85,803,352.00
  5. Step 5: Solve for x
    x = 85,803,352.00/13,213.27
  6. Step 6: Final answer
    x = 6,493.73

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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.