Home / 33,519.90-50,290.79-15,987.45

Finding the Fourth Proportional to 33,519.90, 50,290.79 and 15,987.45

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Solution

The fourth proportional to 33,519.90, 50,290.79 and 15,987.45 is: 23,986.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,519.90 : 50,290.79 = 15,987.45 : x
  2. Step 2: Convert to fraction form
    33,519.90/50,290.79 = 15,987.45/x
  3. Step 3: Cross multiply
    33,519.90x = 50,290.79 × 15,987.45
  4. Step 4: Simplify right side
    33,519.90x = 804,021,490.59
  5. Step 5: Solve for x
    x = 804,021,490.59/33,519.90
  6. Step 6: Final answer
    x = 23,986.39

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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.