Home / 15,940.11-23,934.84-8,559

Finding the Fourth Proportional to 15,940.11, 23,934.84 and 8,559

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Solution

The fourth proportional to 15,940.11, 23,934.84 and 8,559 is: 12,851.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,940.11 : 23,934.84 = 8,559 : x
  2. Step 2: Convert to fraction form
    15,940.11/23,934.84 = 8,559/x
  3. Step 3: Cross multiply
    15,940.11x = 23,934.84 × 8,559
  4. Step 4: Simplify right side
    15,940.11x = 204,858,295.56
  5. Step 5: Solve for x
    x = 204,858,295.56/15,940.11
  6. Step 6: Final answer
    x = 12,851.75

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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.