Home / 36,701.75-55,055.37-10,408.61

Finding the Fourth Proportional to 36,701.75, 55,055.37 and 10,408.61

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Solution

The fourth proportional to 36,701.75, 55,055.37 and 10,408.61 is: 15,613.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,701.75 : 55,055.37 = 10,408.61 : x
  2. Step 2: Convert to fraction form
    36,701.75/55,055.37 = 10,408.61/x
  3. Step 3: Cross multiply
    36,701.75x = 55,055.37 × 10,408.61
  4. Step 4: Simplify right side
    36,701.75x = 573,049,874.74
  5. Step 5: Solve for x
    x = 573,049,874.74/36,701.75
  6. Step 6: Final answer
    x = 15,613.69

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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.