Home / 18,325.56-27,496.30-7,240.34

Finding the Fourth Proportional to 18,325.56, 27,496.30 and 7,240.34

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Solution

The fourth proportional to 18,325.56, 27,496.30 and 7,240.34 is: 10,863.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,325.56 : 27,496.30 = 7,240.34 : x
  2. Step 2: Convert to fraction form
    18,325.56/27,496.30 = 7,240.34/x
  3. Step 3: Cross multiply
    18,325.56x = 27,496.30 × 7,240.34
  4. Step 4: Simplify right side
    18,325.56x = 199,082,560.74
  5. Step 5: Solve for x
    x = 199,082,560.74/18,325.56
  6. Step 6: Final answer
    x = 10,863.65

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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.