Home / 19,049.42-28,512.02-17,230.70

Finding the Fourth Proportional to 19,049.42, 28,512.02 and 17,230.70

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Solution

The fourth proportional to 19,049.42, 28,512.02 and 17,230.70 is: 25,789.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,049.42 : 28,512.02 = 17,230.70 : x
  2. Step 2: Convert to fraction form
    19,049.42/28,512.02 = 17,230.70/x
  3. Step 3: Cross multiply
    19,049.42x = 28,512.02 × 17,230.70
  4. Step 4: Simplify right side
    19,049.42x = 491,282,063.01
  5. Step 5: Solve for x
    x = 491,282,063.01/19,049.42
  6. Step 6: Final answer
    x = 25,789.87

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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.