Home / 34,450.13-47,544.83-21,874.88

Finding the Fourth Proportional to 34,450.13, 47,544.83 and 21,874.88

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Solution

The fourth proportional to 34,450.13, 47,544.83 and 21,874.88 is: 30,189.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,450.13 : 47,544.83 = 21,874.88 : x
  2. Step 2: Convert to fraction form
    34,450.13/47,544.83 = 21,874.88/x
  3. Step 3: Cross multiply
    34,450.13x = 47,544.83 × 21,874.88
  4. Step 4: Simplify right side
    34,450.13x = 1,040,037,103.77
  5. Step 5: Solve for x
    x = 1,040,037,103.77/34,450.13
  6. Step 6: Final answer
    x = 30,189.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.