Home / 13,064.22-19,582.91-5,163.53

Finding the Fourth Proportional to 13,064.22, 19,582.91 and 5,163.53

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Solution

The fourth proportional to 13,064.22, 19,582.91 and 5,163.53 is: 7,739.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064.22 : 19,582.91 = 5,163.53 : x
  2. Step 2: Convert to fraction form
    13,064.22/19,582.91 = 5,163.53/x
  3. Step 3: Cross multiply
    13,064.22x = 19,582.91 × 5,163.53
  4. Step 4: Simplify right side
    13,064.22x = 101,116,819.54
  5. Step 5: Solve for x
    x = 101,116,819.54/13,064.22
  6. Step 6: Final answer
    x = 7,739.98

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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.