Home / 47,427.53-65,447.15-25,912.98

Finding the Fourth Proportional to 47,427.53, 65,447.15 and 25,912.98

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Solution

The fourth proportional to 47,427.53, 65,447.15 and 25,912.98 is: 35,758.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,427.53 : 65,447.15 = 25,912.98 : x
  2. Step 2: Convert to fraction form
    47,427.53/65,447.15 = 25,912.98/x
  3. Step 3: Cross multiply
    47,427.53x = 65,447.15 × 25,912.98
  4. Step 4: Simplify right side
    47,427.53x = 1,695,930,559.44
  5. Step 5: Solve for x
    x = 1,695,930,559.44/47,427.53
  6. Step 6: Final answer
    x = 35,758.36

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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.