Home / 12,834.12-19,257.78-9,713.09

Finding the Fourth Proportional to 12,834.12, 19,257.78 and 9,713.09

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Solution

The fourth proportional to 12,834.12, 19,257.78 and 9,713.09 is: 14,574.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,834.12 : 19,257.78 = 9,713.09 : x
  2. Step 2: Convert to fraction form
    12,834.12/19,257.78 = 9,713.09/x
  3. Step 3: Cross multiply
    12,834.12x = 19,257.78 × 9,713.09
  4. Step 4: Simplify right side
    12,834.12x = 187,052,454.05
  5. Step 5: Solve for x
    x = 187,052,454.05/12,834.12
  6. Step 6: Final answer
    x = 14,574.62

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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.