Home / 12,794.81-19,195.25-4,029.70

Finding the Fourth Proportional to 12,794.81, 19,195.25 and 4,029.70

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Solution

The fourth proportional to 12,794.81, 19,195.25 and 4,029.70 is: 6,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,794.81 : 19,195.25 = 4,029.70 : x
  2. Step 2: Convert to fraction form
    12,794.81/19,195.25 = 4,029.70/x
  3. Step 3: Cross multiply
    12,794.81x = 19,195.25 × 4,029.70
  4. Step 4: Simplify right side
    12,794.81x = 77,351,098.93
  5. Step 5: Solve for x
    x = 77,351,098.93/12,794.81
  6. Step 6: Final answer
    x = 6,045.51

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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.