Home / 33,620.70-50,409.45-13,907.10

Finding the Fourth Proportional to 33,620.70, 50,409.45 and 13,907.10

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Solution

The fourth proportional to 33,620.70, 50,409.45 and 13,907.10 is: 20,851.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,620.70 : 50,409.45 = 13,907.10 : x
  2. Step 2: Convert to fraction form
    33,620.70/50,409.45 = 13,907.10/x
  3. Step 3: Cross multiply
    33,620.70x = 50,409.45 × 13,907.10
  4. Step 4: Simplify right side
    33,620.70x = 701,049,262.10
  5. Step 5: Solve for x
    x = 701,049,262.10/33,620.70
  6. Step 6: Final answer
    x = 20,851.72

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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.