Home / 17,229.30-25,793.76-12,806.56

Finding the Fourth Proportional to 17,229.30, 25,793.76 and 12,806.56

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Solution

The fourth proportional to 17,229.30, 25,793.76 and 12,806.56 is: 19,172.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,229.30 : 25,793.76 = 12,806.56 : x
  2. Step 2: Convert to fraction form
    17,229.30/25,793.76 = 12,806.56/x
  3. Step 3: Cross multiply
    17,229.30x = 25,793.76 × 12,806.56
  4. Step 4: Simplify right side
    17,229.30x = 330,329,335.07
  5. Step 5: Solve for x
    x = 330,329,335.07/17,229.30
  6. Step 6: Final answer
    x = 19,172.53

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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.