Home / 20,256.64-27,954.19-11,304.14

Finding the Fourth Proportional to 20,256.64, 27,954.19 and 11,304.14

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Solution

The fourth proportional to 20,256.64, 27,954.19 and 11,304.14 is: 15,599.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,256.64 : 27,954.19 = 11,304.14 : x
  2. Step 2: Convert to fraction form
    20,256.64/27,954.19 = 11,304.14/x
  3. Step 3: Cross multiply
    20,256.64x = 27,954.19 × 11,304.14
  4. Step 4: Simplify right side
    20,256.64x = 315,998,118.97
  5. Step 5: Solve for x
    x = 315,998,118.97/20,256.64
  6. Step 6: Final answer
    x = 15,599.73

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1.5x scale

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.