Home / 18,630.03-27,947.83-6,151.38

Finding the Fourth Proportional to 18,630.03, 27,947.83 and 6,151.38

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Solution

The fourth proportional to 18,630.03, 27,947.83 and 6,151.38 is: 9,227.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,630.03 : 27,947.83 = 6,151.38 : x
  2. Step 2: Convert to fraction form
    18,630.03/27,947.83 = 6,151.38/x
  3. Step 3: Cross multiply
    18,630.03x = 27,947.83 × 6,151.38
  4. Step 4: Simplify right side
    18,630.03x = 171,917,567.39
  5. Step 5: Solve for x
    x = 171,917,567.39/18,630.03
  6. Step 6: Final answer
    x = 9,227.98

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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.