Home / 15,087.96-22,589.88-7,676.46

Finding the Fourth Proportional to 15,087.96, 22,589.88 and 7,676.46

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Solution

The fourth proportional to 15,087.96, 22,589.88 and 7,676.46 is: 11,493.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,087.96 : 22,589.88 = 7,676.46 : x
  2. Step 2: Convert to fraction form
    15,087.96/22,589.88 = 7,676.46/x
  3. Step 3: Cross multiply
    15,087.96x = 22,589.88 × 7,676.46
  4. Step 4: Simplify right side
    15,087.96x = 173,410,310.22
  5. Step 5: Solve for x
    x = 173,410,310.22/15,087.96
  6. Step 6: Final answer
    x = 11,493.29

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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.