Home / 18,047.20-27,060.38-7,508.36

Finding the Fourth Proportional to 18,047.20, 27,060.38 and 7,508.36

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Solution

The fourth proportional to 18,047.20, 27,060.38 and 7,508.36 is: 11,258.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,047.20 : 27,060.38 = 7,508.36 : x
  2. Step 2: Convert to fraction form
    18,047.20/27,060.38 = 7,508.36/x
  3. Step 3: Cross multiply
    18,047.20x = 27,060.38 × 7,508.36
  4. Step 4: Simplify right side
    18,047.20x = 203,179,074.78
  5. Step 5: Solve for x
    x = 203,179,074.78/18,047.20
  6. Step 6: Final answer
    x = 11,258.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.