Home / 11,425.88-17,138.96-4,030.54

Finding the Fourth Proportional to 11,425.88, 17,138.96 and 4,030.54

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Solution

The fourth proportional to 11,425.88, 17,138.96 and 4,030.54 is: 6,045.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,425.88 : 17,138.96 = 4,030.54 : x
  2. Step 2: Convert to fraction form
    11,425.88/17,138.96 = 4,030.54/x
  3. Step 3: Cross multiply
    11,425.88x = 17,138.96 × 4,030.54
  4. Step 4: Simplify right side
    11,425.88x = 69,079,263.84
  5. Step 5: Solve for x
    x = 69,079,263.84/11,425.88
  6. Step 6: Final answer
    x = 6,045.86

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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.