Home / 18,024.22-27,034.15-4,877.61

Finding the Fourth Proportional to 18,024.22, 27,034.15 and 4,877.61

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Solution

The fourth proportional to 18,024.22, 27,034.15 and 4,877.61 is: 7,315.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,024.22 : 27,034.15 = 4,877.61 : x
  2. Step 2: Convert to fraction form
    18,024.22/27,034.15 = 4,877.61/x
  3. Step 3: Cross multiply
    18,024.22x = 27,034.15 × 4,877.61
  4. Step 4: Simplify right side
    18,024.22x = 131,862,040.38
  5. Step 5: Solve for x
    x = 131,862,040.38/18,024.22
  6. Step 6: Final answer
    x = 7,315.83

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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.