Home / 53,904-80,872.32-27,627.36

Finding the Fourth Proportional to 53,904, 80,872.32 and 27,627.36

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Solution

The fourth proportional to 53,904, 80,872.32 and 27,627.36 is: 41,449.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,904 : 80,872.32 = 27,627.36 : x
  2. Step 2: Convert to fraction form
    53,904/80,872.32 = 27,627.36/x
  3. Step 3: Cross multiply
    53,904x = 80,872.32 × 27,627.36
  4. Step 4: Simplify right side
    53,904x = 2,234,288,698.68
  5. Step 5: Solve for x
    x = 2,234,288,698.68/53,904
  6. Step 6: Final answer
    x = 41,449.40

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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.