Home / 19,137.34-28,690.52-5,982.94

Finding the Fourth Proportional to 19,137.34, 28,690.52 and 5,982.94

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Solution

The fourth proportional to 19,137.34, 28,690.52 and 5,982.94 is: 8,969.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,137.34 : 28,690.52 = 5,982.94 : x
  2. Step 2: Convert to fraction form
    19,137.34/28,690.52 = 5,982.94/x
  3. Step 3: Cross multiply
    19,137.34x = 28,690.52 × 5,982.94
  4. Step 4: Simplify right side
    19,137.34x = 171,653,659.73
  5. Step 5: Solve for x
    x = 171,653,659.73/19,137.34
  6. Step 6: Final answer
    x = 8,969.57

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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.