Home / 36,645.75-50,571.41-19,878.75

Finding the Fourth Proportional to 36,645.75, 50,571.41 and 19,878.75

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Solution

The fourth proportional to 36,645.75, 50,571.41 and 19,878.75 is: 27,432.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,645.75 : 50,571.41 = 19,878.75 : x
  2. Step 2: Convert to fraction form
    36,645.75/50,571.41 = 19,878.75/x
  3. Step 3: Cross multiply
    36,645.75x = 50,571.41 × 19,878.75
  4. Step 4: Simplify right side
    36,645.75x = 1,005,296,317.14
  5. Step 5: Solve for x
    x = 1,005,296,317.14/36,645.75
  6. Step 6: Final answer
    x = 27,432.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.