Home / 18,264.24-27,396.90-7,173.72

Finding the Fourth Proportional to 18,264.24, 27,396.90 and 7,173.72

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Solution

The fourth proportional to 18,264.24, 27,396.90 and 7,173.72 is: 10,760.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,264.24 : 27,396.90 = 7,173.72 : x
  2. Step 2: Convert to fraction form
    18,264.24/27,396.90 = 7,173.72/x
  3. Step 3: Cross multiply
    18,264.24x = 27,396.90 × 7,173.72
  4. Step 4: Simplify right side
    18,264.24x = 196,537,689.47
  5. Step 5: Solve for x
    x = 196,537,689.47/18,264.24
  6. Step 6: Final answer
    x = 10,760.79

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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.