Home / 12,542.92-18,816.90-8,846.44

Finding the Fourth Proportional to 12,542.92, 18,816.90 and 8,846.44

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Solution

The fourth proportional to 12,542.92, 18,816.90 and 8,846.44 is: 13,271.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,542.92 : 18,816.90 = 8,846.44 : x
  2. Step 2: Convert to fraction form
    12,542.92/18,816.90 = 8,846.44/x
  3. Step 3: Cross multiply
    12,542.92x = 18,816.90 × 8,846.44
  4. Step 4: Simplify right side
    12,542.92x = 166,462,576.84
  5. Step 5: Solve for x
    x = 166,462,576.84/12,542.92
  6. Step 6: Final answer
    x = 13,271.44

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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.