Home / 37,286.93-55,932.15-10,991.90

Finding the Fourth Proportional to 37,286.93, 55,932.15 and 10,991.90

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Solution

The fourth proportional to 37,286.93, 55,932.15 and 10,991.90 is: 16,488.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,286.93 : 55,932.15 = 10,991.90 : x
  2. Step 2: Convert to fraction form
    37,286.93/55,932.15 = 10,991.90/x
  3. Step 3: Cross multiply
    37,286.93x = 55,932.15 × 10,991.90
  4. Step 4: Simplify right side
    37,286.93x = 614,800,599.59
  5. Step 5: Solve for x
    x = 614,800,599.59/37,286.93
  6. Step 6: Final answer
    x = 16,488.37

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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.