Home / 11,426.41-17,129.32-4,029.56

Finding the Fourth Proportional to 11,426.41, 17,129.32 and 4,029.56

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Solution

The fourth proportional to 11,426.41, 17,129.32 and 4,029.56 is: 6,040.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,426.41 : 17,129.32 = 4,029.56 : x
  2. Step 2: Convert to fraction form
    11,426.41/17,129.32 = 4,029.56/x
  3. Step 3: Cross multiply
    11,426.41x = 17,129.32 × 4,029.56
  4. Step 4: Simplify right side
    11,426.41x = 69,023,526.98
  5. Step 5: Solve for x
    x = 69,023,526.98/11,426.41
  6. Step 6: Final answer
    x = 6,040.70

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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.