Home / 19,954.62-27,535.68-11,456.55

Finding the Fourth Proportional to 19,954.62, 27,535.68 and 11,456.55

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Solution

The fourth proportional to 19,954.62, 27,535.68 and 11,456.55 is: 15,809.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,954.62 : 27,535.68 = 11,456.55 : x
  2. Step 2: Convert to fraction form
    19,954.62/27,535.68 = 11,456.55/x
  3. Step 3: Cross multiply
    19,954.62x = 27,535.68 × 11,456.55
  4. Step 4: Simplify right side
    19,954.62x = 315,463,894.70
  5. Step 5: Solve for x
    x = 315,463,894.70/19,954.62
  6. Step 6: Final answer
    x = 15,809.07

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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.