Home / 17,195.63-25,780.23-8,306.42

Finding the Fourth Proportional to 17,195.63, 25,780.23 and 8,306.42

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Solution

The fourth proportional to 17,195.63, 25,780.23 and 8,306.42 is: 12,453.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,195.63 : 25,780.23 = 8,306.42 : x
  2. Step 2: Convert to fraction form
    17,195.63/25,780.23 = 8,306.42/x
  3. Step 3: Cross multiply
    17,195.63x = 25,780.23 × 8,306.42
  4. Step 4: Simplify right side
    17,195.63x = 214,141,289.18
  5. Step 5: Solve for x
    x = 214,141,289.18/17,195.63
  6. Step 6: Final answer
    x = 12,453.24

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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.