Home / 51,169.52-76,738.79-17,883.38

Finding the Fourth Proportional to 51,169.52, 76,738.79 and 17,883.38

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Solution

The fourth proportional to 51,169.52, 76,738.79 and 17,883.38 is: 26,819.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,169.52 : 76,738.79 = 17,883.38 : x
  2. Step 2: Convert to fraction form
    51,169.52/76,738.79 = 17,883.38/x
  3. Step 3: Cross multiply
    51,169.52x = 76,738.79 × 17,883.38
  4. Step 4: Simplify right side
    51,169.52x = 1,372,349,178.87
  5. Step 5: Solve for x
    x = 1,372,349,178.87/51,169.52
  6. Step 6: Final answer
    x = 26,819.66

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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.