Home / 12,834.30-19,251.24-4,069.20

Finding the Fourth Proportional to 12,834.30, 19,251.24 and 4,069.20

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Solution

The fourth proportional to 12,834.30, 19,251.24 and 4,069.20 is: 6,103.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,834.30 : 19,251.24 = 4,069.20 : x
  2. Step 2: Convert to fraction form
    12,834.30/19,251.24 = 4,069.20/x
  3. Step 3: Cross multiply
    12,834.30x = 19,251.24 × 4,069.20
  4. Step 4: Simplify right side
    12,834.30x = 78,337,145.81
  5. Step 5: Solve for x
    x = 78,337,145.81/12,834.30
  6. Step 6: Final answer
    x = 6,103.73

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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.