Home / 33,689.35-50,525.38-9,991.34

Finding the Fourth Proportional to 33,689.35, 50,525.38 and 9,991.34

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Solution

The fourth proportional to 33,689.35, 50,525.38 and 9,991.34 is: 14,984.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,689.35 : 50,525.38 = 9,991.34 : x
  2. Step 2: Convert to fraction form
    33,689.35/50,525.38 = 9,991.34/x
  3. Step 3: Cross multiply
    33,689.35x = 50,525.38 × 9,991.34
  4. Step 4: Simplify right side
    33,689.35x = 504,816,250.21
  5. Step 5: Solve for x
    x = 504,816,250.21/33,689.35
  6. Step 6: Final answer
    x = 14,984.45

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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.