Home / 23,676.34-35,515.41-7,882.78

Finding the Fourth Proportional to 23,676.34, 35,515.41 and 7,882.78

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Solution

The fourth proportional to 23,676.34, 35,515.41 and 7,882.78 is: 11,824.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,676.34 : 35,515.41 = 7,882.78 : x
  2. Step 2: Convert to fraction form
    23,676.34/35,515.41 = 7,882.78/x
  3. Step 3: Cross multiply
    23,676.34x = 35,515.41 × 7,882.78
  4. Step 4: Simplify right side
    23,676.34x = 279,960,163.64
  5. Step 5: Solve for x
    x = 279,960,163.64/23,676.34
  6. Step 6: Final answer
    x = 11,824.47

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1.5x scale

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.