Home / 18,552.88-27,828.96-4,512.70

Finding the Fourth Proportional to 18,552.88, 27,828.96 and 4,512.70

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Solution

The fourth proportional to 18,552.88, 27,828.96 and 4,512.70 is: 6,768.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,552.88 : 27,828.96 = 4,512.70 : x
  2. Step 2: Convert to fraction form
    18,552.88/27,828.96 = 4,512.70/x
  3. Step 3: Cross multiply
    18,552.88x = 27,828.96 × 4,512.70
  4. Step 4: Simplify right side
    18,552.88x = 125,583,747.79
  5. Step 5: Solve for x
    x = 125,583,747.79/18,552.88
  6. Step 6: Final answer
    x = 6,768.96

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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.