Home / 18,446.16-27,672.96-6,759.12

Finding the Fourth Proportional to 18,446.16, 27,672.96 and 6,759.12

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Solution

The fourth proportional to 18,446.16, 27,672.96 and 6,759.12 is: 10,140.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,446.16 : 27,672.96 = 6,759.12 : x
  2. Step 2: Convert to fraction form
    18,446.16/27,672.96 = 6,759.12/x
  3. Step 3: Cross multiply
    18,446.16x = 27,672.96 × 6,759.12
  4. Step 4: Simplify right side
    18,446.16x = 187,044,857.40
  5. Step 5: Solve for x
    x = 187,044,857.40/18,446.16
  6. Step 6: Final answer
    x = 10,140.04

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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.