Home / 18,537.62-27,806.19-4,497.75

Finding the Fourth Proportional to 18,537.62, 27,806.19 and 4,497.75

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Solution

The fourth proportional to 18,537.62, 27,806.19 and 4,497.75 is: 6,746.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,537.62 : 27,806.19 = 4,497.75 : x
  2. Step 2: Convert to fraction form
    18,537.62/27,806.19 = 4,497.75/x
  3. Step 3: Cross multiply
    18,537.62x = 27,806.19 × 4,497.75
  4. Step 4: Simplify right side
    18,537.62x = 125,065,274.21
  5. Step 5: Solve for x
    x = 125,065,274.21/18,537.62
  6. Step 6: Final answer
    x = 6,746.57

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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.