Home / 18,809.28-25,956.84-11,735.76

Finding the Fourth Proportional to 18,809.28, 25,956.84 and 11,735.76

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Solution

The fourth proportional to 18,809.28, 25,956.84 and 11,735.76 is: 16,195.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,809.28 : 25,956.84 = 11,735.76 : x
  2. Step 2: Convert to fraction form
    18,809.28/25,956.84 = 11,735.76/x
  3. Step 3: Cross multiply
    18,809.28x = 25,956.84 × 11,735.76
  4. Step 4: Simplify right side
    18,809.28x = 304,623,244.60
  5. Step 5: Solve for x
    x = 304,623,244.60/18,809.28
  6. Step 6: Final answer
    x = 16,195.37

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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.