Home / 19,949.58-29,946.24-8,271

Finding the Fourth Proportional to 19,949.58, 29,946.24 and 8,271

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Solution

The fourth proportional to 19,949.58, 29,946.24 and 8,271 is: 12,415.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,949.58 : 29,946.24 = 8,271 : x
  2. Step 2: Convert to fraction form
    19,949.58/29,946.24 = 8,271/x
  3. Step 3: Cross multiply
    19,949.58x = 29,946.24 × 8,271
  4. Step 4: Simplify right side
    19,949.58x = 247,685,351.04
  5. Step 5: Solve for x
    x = 247,685,351.04/19,949.58
  6. Step 6: Final answer
    x = 12,415.57

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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.