Home / 19,369.97-29,059.83-5,518.97

Finding the Fourth Proportional to 19,369.97, 29,059.83 and 5,518.97

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Solution

The fourth proportional to 19,369.97, 29,059.83 and 5,518.97 is: 8,279.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,369.97 : 29,059.83 = 5,518.97 : x
  2. Step 2: Convert to fraction form
    19,369.97/29,059.83 = 5,518.97/x
  3. Step 3: Cross multiply
    19,369.97x = 29,059.83 × 5,518.97
  4. Step 4: Simplify right side
    19,369.97x = 160,380,293.65
  5. Step 5: Solve for x
    x = 160,380,293.65/19,369.97
  6. Step 6: Final answer
    x = 8,279.84

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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.