Home / 33,521.33-50,303.18-18,739.96

Finding the Fourth Proportional to 33,521.33, 50,303.18 and 18,739.96

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Solution

The fourth proportional to 33,521.33, 50,303.18 and 18,739.96 is: 28,121.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,521.33 : 50,303.18 = 18,739.96 : x
  2. Step 2: Convert to fraction form
    33,521.33/50,303.18 = 18,739.96/x
  3. Step 3: Cross multiply
    33,521.33x = 50,303.18 × 18,739.96
  4. Step 4: Simplify right side
    33,521.33x = 942,679,581.07
  5. Step 5: Solve for x
    x = 942,679,581.07/33,521.33
  6. Step 6: Final answer
    x = 28,121.78

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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.