Home / 36,516.78-50,381.67-28,835.87

Finding the Fourth Proportional to 36,516.78, 50,381.67 and 28,835.87

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Solution

The fourth proportional to 36,516.78, 50,381.67 and 28,835.87 is: 39,784.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,516.78 : 50,381.67 = 28,835.87 : x
  2. Step 2: Convert to fraction form
    36,516.78/50,381.67 = 28,835.87/x
  3. Step 3: Cross multiply
    36,516.78x = 50,381.67 × 28,835.87
  4. Step 4: Simplify right side
    36,516.78x = 1,452,799,034.59
  5. Step 5: Solve for x
    x = 1,452,799,034.59/36,516.78
  6. Step 6: Final answer
    x = 39,784.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.