Home / 19,268.82-28,914.57-7,585.38

Finding the Fourth Proportional to 19,268.82, 28,914.57 and 7,585.38

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Solution

The fourth proportional to 19,268.82, 28,914.57 and 7,585.38 is: 11,382.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,268.82 : 28,914.57 = 7,585.38 : x
  2. Step 2: Convert to fraction form
    19,268.82/28,914.57 = 7,585.38/x
  3. Step 3: Cross multiply
    19,268.82x = 28,914.57 × 7,585.38
  4. Step 4: Simplify right side
    19,268.82x = 219,328,000.99
  5. Step 5: Solve for x
    x = 219,328,000.99/19,268.82
  6. Step 6: Final answer
    x = 11,382.53

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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.