Home / 52,628.94-78,917.82-17,556.75

Finding the Fourth Proportional to 52,628.94, 78,917.82 and 17,556.75

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Solution

The fourth proportional to 52,628.94, 78,917.82 and 17,556.75 is: 26,326.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,628.94 : 78,917.82 = 17,556.75 : x
  2. Step 2: Convert to fraction form
    52,628.94/78,917.82 = 17,556.75/x
  3. Step 3: Cross multiply
    52,628.94x = 78,917.82 × 17,556.75
  4. Step 4: Simplify right side
    52,628.94x = 1,385,540,436.29
  5. Step 5: Solve for x
    x = 1,385,540,436.29/52,628.94
  6. Step 6: Final answer
    x = 26,326.59

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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.