Home / 18,471.74-27,701.72-5,988.83

Finding the Fourth Proportional to 18,471.74, 27,701.72 and 5,988.83

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Solution

The fourth proportional to 18,471.74, 27,701.72 and 5,988.83 is: 8,981.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,471.74 : 27,701.72 = 5,988.83 : x
  2. Step 2: Convert to fraction form
    18,471.74/27,701.72 = 5,988.83/x
  3. Step 3: Cross multiply
    18,471.74x = 27,701.72 × 5,988.83
  4. Step 4: Simplify right side
    18,471.74x = 165,900,723.33
  5. Step 5: Solve for x
    x = 165,900,723.33/18,471.74
  6. Step 6: Final answer
    x = 8,981.33

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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.