Home / 27,611.28-41,409.96-7,889.94

Finding the Fourth Proportional to 27,611.28, 41,409.96 and 7,889.94

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Solution

The fourth proportional to 27,611.28, 41,409.96 and 7,889.94 is: 11,832.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,611.28 : 41,409.96 = 7,889.94 : x
  2. Step 2: Convert to fraction form
    27,611.28/41,409.96 = 7,889.94/x
  3. Step 3: Cross multiply
    27,611.28x = 41,409.96 × 7,889.94
  4. Step 4: Simplify right side
    27,611.28x = 326,722,099.80
  5. Step 5: Solve for x
    x = 326,722,099.80/27,611.28
  6. Step 6: Final answer
    x = 11,832.92

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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.