Home / 18,381.46-27,568.02-5,233.54

Finding the Fourth Proportional to 18,381.46, 27,568.02 and 5,233.54

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Solution

The fourth proportional to 18,381.46, 27,568.02 and 5,233.54 is: 7,849.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,381.46 : 27,568.02 = 5,233.54 : x
  2. Step 2: Convert to fraction form
    18,381.46/27,568.02 = 5,233.54/x
  3. Step 3: Cross multiply
    18,381.46x = 27,568.02 × 5,233.54
  4. Step 4: Simplify right side
    18,381.46x = 144,278,335.39
  5. Step 5: Solve for x
    x = 144,278,335.39/18,381.46
  6. Step 6: Final answer
    x = 7,849.12

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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.