Home / 19,137.08-28,694.82-5,985.92

Finding the Fourth Proportional to 19,137.08, 28,694.82 and 5,985.92

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Solution

The fourth proportional to 19,137.08, 28,694.82 and 5,985.92 is: 8,975.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,137.08 : 28,694.82 = 5,985.92 : x
  2. Step 2: Convert to fraction form
    19,137.08/28,694.82 = 5,985.92/x
  3. Step 3: Cross multiply
    19,137.08x = 28,694.82 × 5,985.92
  4. Step 4: Simplify right side
    19,137.08x = 171,764,896.93
  5. Step 5: Solve for x
    x = 171,764,896.93/19,137.08
  6. Step 6: Final answer
    x = 8,975.50

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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.