Home / 36,279.80-54,440.72-15,217.96

Finding the Fourth Proportional to 36,279.80, 54,440.72 and 15,217.96

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Solution

The fourth proportional to 36,279.80, 54,440.72 and 15,217.96 is: 22,835.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,279.80 : 54,440.72 = 15,217.96 : x
  2. Step 2: Convert to fraction form
    36,279.80/54,440.72 = 15,217.96/x
  3. Step 3: Cross multiply
    36,279.80x = 54,440.72 × 15,217.96
  4. Step 4: Simplify right side
    36,279.80x = 828,476,699.33
  5. Step 5: Solve for x
    x = 828,476,699.33/36,279.80
  6. Step 6: Final answer
    x = 22,835.76

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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.