Home / 14,409.82-19,879.27-9,028.95

Finding the Fourth Proportional to 14,409.82, 19,879.27 and 9,028.95

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Solution

The fourth proportional to 14,409.82, 19,879.27 and 9,028.95 is: 12,456.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,409.82 : 19,879.27 = 9,028.95 : x
  2. Step 2: Convert to fraction form
    14,409.82/19,879.27 = 9,028.95/x
  3. Step 3: Cross multiply
    14,409.82x = 19,879.27 × 9,028.95
  4. Step 4: Simplify right side
    14,409.82x = 179,488,934.87
  5. Step 5: Solve for x
    x = 179,488,934.87/14,409.82
  6. Step 6: Final answer
    x = 12,456.02

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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.