Home / 36,689.27-55,035.34-11,391.41

Finding the Fourth Proportional to 36,689.27, 55,035.34 and 11,391.41

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Solution

The fourth proportional to 36,689.27, 55,035.34 and 11,391.41 is: 17,087.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,689.27 : 55,035.34 = 11,391.41 : x
  2. Step 2: Convert to fraction form
    36,689.27/55,035.34 = 11,391.41/x
  3. Step 3: Cross multiply
    36,689.27x = 55,035.34 × 11,391.41
  4. Step 4: Simplify right side
    36,689.27x = 626,930,108.79
  5. Step 5: Solve for x
    x = 626,930,108.79/36,689.27
  6. Step 6: Final answer
    x = 17,087.56

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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.