Home / 20,256.92-27,954.52-11,304.36

Finding the Fourth Proportional to 20,256.92, 27,954.52 and 11,304.36

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Solution

The fourth proportional to 20,256.92, 27,954.52 and 11,304.36 is: 15,600.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,256.92 : 27,954.52 = 11,304.36 : x
  2. Step 2: Convert to fraction form
    20,256.92/27,954.52 = 11,304.36/x
  3. Step 3: Cross multiply
    20,256.92x = 27,954.52 × 11,304.36
  4. Step 4: Simplify right side
    20,256.92x = 316,007,957.71
  5. Step 5: Solve for x
    x = 316,007,957.71/20,256.92
  6. Step 6: Final answer
    x = 15,600.00

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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.