Home / 12,828.97-19,245.57-4,506.82

Finding the Fourth Proportional to 12,828.97, 19,245.57 and 4,506.82

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Solution

The fourth proportional to 12,828.97, 19,245.57 and 4,506.82 is: 6,760.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,828.97 : 19,245.57 = 4,506.82 : x
  2. Step 2: Convert to fraction form
    12,828.97/19,245.57 = 4,506.82/x
  3. Step 3: Cross multiply
    12,828.97x = 19,245.57 × 4,506.82
  4. Step 4: Simplify right side
    12,828.97x = 86,736,401.06
  5. Step 5: Solve for x
    x = 86,736,401.06/12,828.97
  6. Step 6: Final answer
    x = 6,760.98

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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.