Home / 13,950.24-19,249.76-8,282.96

Finding the Fourth Proportional to 13,950.24, 19,249.76 and 8,282.96

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Solution

The fourth proportional to 13,950.24, 19,249.76 and 8,282.96 is: 11,429.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,950.24 : 19,249.76 = 8,282.96 : x
  2. Step 2: Convert to fraction form
    13,950.24/19,249.76 = 8,282.96/x
  3. Step 3: Cross multiply
    13,950.24x = 19,249.76 × 8,282.96
  4. Step 4: Simplify right side
    13,950.24x = 159,444,992.09
  5. Step 5: Solve for x
    x = 159,444,992.09/13,950.24
  6. Step 6: Final answer
    x = 11,429.55

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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.