Home / 12,932.24-19,406.88-7,092.96

Finding the Fourth Proportional to 12,932.24, 19,406.88 and 7,092.96

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Solution

The fourth proportional to 12,932.24, 19,406.88 and 7,092.96 is: 10,644.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,932.24 : 19,406.88 = 7,092.96 : x
  2. Step 2: Convert to fraction form
    12,932.24/19,406.88 = 7,092.96/x
  3. Step 3: Cross multiply
    12,932.24x = 19,406.88 × 7,092.96
  4. Step 4: Simplify right side
    12,932.24x = 137,652,223.56
  5. Step 5: Solve for x
    x = 137,652,223.56/12,932.24
  6. Step 6: Final answer
    x = 10,644.11

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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.