Home / 36,124.07-54,172.67-12,424.97

Finding the Fourth Proportional to 36,124.07, 54,172.67 and 12,424.97

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Solution

The fourth proportional to 36,124.07, 54,172.67 and 12,424.97 is: 18,632.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,124.07 : 54,172.67 = 12,424.97 : x
  2. Step 2: Convert to fraction form
    36,124.07/54,172.67 = 12,424.97/x
  3. Step 3: Cross multiply
    36,124.07x = 54,172.67 × 12,424.97
  4. Step 4: Simplify right side
    36,124.07x = 673,093,799.57
  5. Step 5: Solve for x
    x = 673,093,799.57/36,124.07
  6. Step 6: Final answer
    x = 18,632.83

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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.