Home / 27,607.28-41,405.68-7,611.83

Finding the Fourth Proportional to 27,607.28, 41,405.68 and 7,611.83

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Solution

The fourth proportional to 27,607.28, 41,405.68 and 7,611.83 is: 11,416.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,607.28 : 41,405.68 = 7,611.83 : x
  2. Step 2: Convert to fraction form
    27,607.28/41,405.68 = 7,611.83/x
  3. Step 3: Cross multiply
    27,607.28x = 41,405.68 × 7,611.83
  4. Step 4: Simplify right side
    27,607.28x = 315,172,959.98
  5. Step 5: Solve for x
    x = 315,172,959.98/27,607.28
  6. Step 6: Final answer
    x = 11,416.30

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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.