Home / 51,248.88-76,873.32-14,311.92

Finding the Fourth Proportional to 51,248.88, 76,873.32 and 14,311.92

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Solution

The fourth proportional to 51,248.88, 76,873.32 and 14,311.92 is: 21,467.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,248.88 : 76,873.32 = 14,311.92 : x
  2. Step 2: Convert to fraction form
    51,248.88/76,873.32 = 14,311.92/x
  3. Step 3: Cross multiply
    51,248.88x = 76,873.32 × 14,311.92
  4. Step 4: Simplify right side
    51,248.88x = 1,100,204,805.97
  5. Step 5: Solve for x
    x = 1,100,204,805.97/51,248.88
  6. Step 6: Final answer
    x = 21,467.88

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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.