Home / 36,124.10-54,201.48-19,464.78

Finding the Fourth Proportional to 36,124.10, 54,201.48 and 19,464.78

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Solution

The fourth proportional to 36,124.10, 54,201.48 and 19,464.78 is: 29,205.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,124.10 : 54,201.48 = 19,464.78 : x
  2. Step 2: Convert to fraction form
    36,124.10/54,201.48 = 19,464.78/x
  3. Step 3: Cross multiply
    36,124.10x = 54,201.48 × 19,464.78
  4. Step 4: Simplify right side
    36,124.10x = 1,055,019,883.87
  5. Step 5: Solve for x
    x = 1,055,019,883.87/36,124.10
  6. Step 6: Final answer
    x = 29,205.43

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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.