Home / 28,974.73-39,983.75-17,794.57

Finding the Fourth Proportional to 28,974.73, 39,983.75 and 17,794.57

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Solution

The fourth proportional to 28,974.73, 39,983.75 and 17,794.57 is: 24,555.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,974.73 : 39,983.75 = 17,794.57 : x
  2. Step 2: Convert to fraction form
    28,974.73/39,983.75 = 17,794.57/x
  3. Step 3: Cross multiply
    28,974.73x = 39,983.75 × 17,794.57
  4. Step 4: Simplify right side
    28,974.73x = 711,493,549.26
  5. Step 5: Solve for x
    x = 711,493,549.26/28,974.73
  6. Step 6: Final answer
    x = 24,555.66

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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.