Home / 19,092.75-28,639.67-5,241.75

Finding the Fourth Proportional to 19,092.75, 28,639.67 and 5,241.75

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Solution

The fourth proportional to 19,092.75, 28,639.67 and 5,241.75 is: 7,862.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,092.75 : 28,639.67 = 5,241.75 : x
  2. Step 2: Convert to fraction form
    19,092.75/28,639.67 = 5,241.75/x
  3. Step 3: Cross multiply
    19,092.75x = 28,639.67 × 5,241.75
  4. Step 4: Simplify right side
    19,092.75x = 150,121,964.01
  5. Step 5: Solve for x
    x = 150,121,964.01/19,092.75
  6. Step 6: Final answer
    x = 7,862.77

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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.