Home / 25,511.76-38,270.97-8,873.04

Finding the Fourth Proportional to 25,511.76, 38,270.97 and 8,873.04

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Solution

The fourth proportional to 25,511.76, 38,270.97 and 8,873.04 is: 13,310.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,511.76 : 38,270.97 = 8,873.04 : x
  2. Step 2: Convert to fraction form
    25,511.76/38,270.97 = 8,873.04/x
  3. Step 3: Cross multiply
    25,511.76x = 38,270.97 × 8,873.04
  4. Step 4: Simplify right side
    25,511.76x = 339,579,847.65
  5. Step 5: Solve for x
    x = 339,579,847.65/25,511.76
  6. Step 6: Final answer
    x = 13,310.72

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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.