Home / 51,961.25-77,910.71-25,254.64

Finding the Fourth Proportional to 51,961.25, 77,910.71 and 25,254.64

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Solution

The fourth proportional to 51,961.25, 77,910.71 and 25,254.64 is: 37,866.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,961.25 : 77,910.71 = 25,254.64 : x
  2. Step 2: Convert to fraction form
    51,961.25/77,910.71 = 25,254.64/x
  3. Step 3: Cross multiply
    51,961.25x = 77,910.71 × 25,254.64
  4. Step 4: Simplify right side
    51,961.25x = 1,967,606,608.12
  5. Step 5: Solve for x
    x = 1,967,606,608.12/51,961.25
  6. Step 6: Final answer
    x = 37,866.81

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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.