Home / 47,121.30-65,027.84-25,611.11

Finding the Fourth Proportional to 47,121.30, 65,027.84 and 25,611.11

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Solution

The fourth proportional to 47,121.30, 65,027.84 and 25,611.11 is: 35,343.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,121.30 : 65,027.84 = 25,611.11 : x
  2. Step 2: Convert to fraction form
    47,121.30/65,027.84 = 25,611.11/x
  3. Step 3: Cross multiply
    47,121.30x = 65,027.84 × 25,611.11
  4. Step 4: Simplify right side
    47,121.30x = 1,665,435,163.30
  5. Step 5: Solve for x
    x = 1,665,435,163.30/47,121.30
  6. Step 6: Final answer
    x = 35,343.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.