Home / 14,942.22-22,352.85-12,481.98

Finding the Fourth Proportional to 14,942.22, 22,352.85 and 12,481.98

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Solution

The fourth proportional to 14,942.22, 22,352.85 and 12,481.98 is: 18,672.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,942.22 : 22,352.85 = 12,481.98 : x
  2. Step 2: Convert to fraction form
    14,942.22/22,352.85 = 12,481.98/x
  3. Step 3: Cross multiply
    14,942.22x = 22,352.85 × 12,481.98
  4. Step 4: Simplify right side
    14,942.22x = 279,007,826.64
  5. Step 5: Solve for x
    x = 279,007,826.64/14,942.22
  6. Step 6: Final answer
    x = 18,672.45

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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.