Home / 12,982.37-19,474.20-6,324.98

Finding the Fourth Proportional to 12,982.37, 19,474.20 and 6,324.98

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Solution

The fourth proportional to 12,982.37, 19,474.20 and 6,324.98 is: 9,487.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,982.37 : 19,474.20 = 6,324.98 : x
  2. Step 2: Convert to fraction form
    12,982.37/19,474.20 = 6,324.98/x
  3. Step 3: Cross multiply
    12,982.37x = 19,474.20 × 6,324.98
  4. Step 4: Simplify right side
    12,982.37x = 123,173,925.52
  5. Step 5: Solve for x
    x = 123,173,925.52/12,982.37
  6. Step 6: Final answer
    x = 9,487.78

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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.