Home / 18,583.13-27,878.13-6,103.86

Finding the Fourth Proportional to 18,583.13, 27,878.13 and 6,103.86

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Solution

The fourth proportional to 18,583.13, 27,878.13 and 6,103.86 is: 9,156.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,583.13 : 27,878.13 = 6,103.86 : x
  2. Step 2: Convert to fraction form
    18,583.13/27,878.13 = 6,103.86/x
  3. Step 3: Cross multiply
    18,583.13x = 27,878.13 × 6,103.86
  4. Step 4: Simplify right side
    18,583.13x = 170,164,202.58
  5. Step 5: Solve for x
    x = 170,164,202.58/18,583.13
  6. Step 6: Final answer
    x = 9,156.92

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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.