Home / 19,329.73-28,992.96-6,178.57

Finding the Fourth Proportional to 19,329.73, 28,992.96 and 6,178.57

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Solution

The fourth proportional to 19,329.73, 28,992.96 and 6,178.57 is: 9,267.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,329.73 : 28,992.96 = 6,178.57 : x
  2. Step 2: Convert to fraction form
    19,329.73/28,992.96 = 6,178.57/x
  3. Step 3: Cross multiply
    19,329.73x = 28,992.96 × 6,178.57
  4. Step 4: Simplify right side
    19,329.73x = 179,135,032.87
  5. Step 5: Solve for x
    x = 179,135,032.87/19,329.73
  6. Step 6: Final answer
    x = 9,267.33

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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.