Home / 14,206.82-19,604.04-8,238.88

Finding the Fourth Proportional to 14,206.82, 19,604.04 and 8,238.88

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Solution

The fourth proportional to 14,206.82, 19,604.04 and 8,238.88 is: 11,368.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,206.82 : 19,604.04 = 8,238.88 : x
  2. Step 2: Convert to fraction form
    14,206.82/19,604.04 = 8,238.88/x
  3. Step 3: Cross multiply
    14,206.82x = 19,604.04 × 8,238.88
  4. Step 4: Simplify right side
    14,206.82x = 161,515,235.06
  5. Step 5: Solve for x
    x = 161,515,235.06/14,206.82
  6. Step 6: Final answer
    x = 11,368.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.