Home / 26,076.35-39,109.57-7,351.79

Finding the Fourth Proportional to 26,076.35, 39,109.57 and 7,351.79

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Solution

The fourth proportional to 26,076.35, 39,109.57 and 7,351.79 is: 11,026.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,076.35 : 39,109.57 = 7,351.79 : x
  2. Step 2: Convert to fraction form
    26,076.35/39,109.57 = 7,351.79/x
  3. Step 3: Cross multiply
    26,076.35x = 39,109.57 × 7,351.79
  4. Step 4: Simplify right side
    26,076.35x = 287,525,131.70
  5. Step 5: Solve for x
    x = 287,525,131.70/26,076.35
  6. Step 6: Final answer
    x = 11,026.28

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1.5x scale

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.