Home / 19,709.21-29,568.50-5,668.92

Finding the Fourth Proportional to 19,709.21, 29,568.50 and 5,668.92

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Solution

The fourth proportional to 19,709.21, 29,568.50 and 5,668.92 is: 8,504.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,709.21 : 29,568.50 = 5,668.92 : x
  2. Step 2: Convert to fraction form
    19,709.21/29,568.50 = 5,668.92/x
  3. Step 3: Cross multiply
    19,709.21x = 29,568.50 × 5,668.92
  4. Step 4: Simplify right side
    19,709.21x = 167,621,564.82
  5. Step 5: Solve for x
    x = 167,621,564.82/19,709.21
  6. Step 6: Final answer
    x = 8,504.73

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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.