Home / 36,880.72-55,328.22-15,817.82

Finding the Fourth Proportional to 36,880.72, 55,328.22 and 15,817.82

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Solution

The fourth proportional to 36,880.72, 55,328.22 and 15,817.82 is: 23,729.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,880.72 : 55,328.22 = 15,817.82 : x
  2. Step 2: Convert to fraction form
    36,880.72/55,328.22 = 15,817.82/x
  3. Step 3: Cross multiply
    36,880.72x = 55,328.22 × 15,817.82
  4. Step 4: Simplify right side
    36,880.72x = 875,171,824.88
  5. Step 5: Solve for x
    x = 875,171,824.88/36,880.72
  6. Step 6: Final answer
    x = 23,729.79

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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.