Home / 33,255.92-49,870.11-13,521.08

Finding the Fourth Proportional to 33,255.92, 49,870.11 and 13,521.08

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Solution

The fourth proportional to 33,255.92, 49,870.11 and 13,521.08 is: 20,276.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,255.92 : 49,870.11 = 13,521.08 : x
  2. Step 2: Convert to fraction form
    33,255.92/49,870.11 = 13,521.08/x
  3. Step 3: Cross multiply
    33,255.92x = 49,870.11 × 13,521.08
  4. Step 4: Simplify right side
    33,255.92x = 674,297,922.30
  5. Step 5: Solve for x
    x = 674,297,922.30/33,255.92
  6. Step 6: Final answer
    x = 20,276.03

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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.