Home / 19,949.08-29,923.26-5,157.88

Finding the Fourth Proportional to 19,949.08, 29,923.26 and 5,157.88

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Solution

The fourth proportional to 19,949.08, 29,923.26 and 5,157.88 is: 7,736.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,949.08 : 29,923.26 = 5,157.88 : x
  2. Step 2: Convert to fraction form
    19,949.08/29,923.26 = 5,157.88/x
  3. Step 3: Cross multiply
    19,949.08x = 29,923.26 × 5,157.88
  4. Step 4: Simplify right side
    19,949.08x = 154,340,584.29
  5. Step 5: Solve for x
    x = 154,340,584.29/19,949.08
  6. Step 6: Final answer
    x = 7,736.73

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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.