Home / 18,629.66-27,947.27-6,151

Finding the Fourth Proportional to 18,629.66, 27,947.27 and 6,151

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Solution

The fourth proportional to 18,629.66, 27,947.27 and 6,151 is: 9,227.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,629.66 : 27,947.27 = 6,151 : x
  2. Step 2: Convert to fraction form
    18,629.66/27,947.27 = 6,151/x
  3. Step 3: Cross multiply
    18,629.66x = 27,947.27 × 6,151
  4. Step 4: Simplify right side
    18,629.66x = 171,903,657.77
  5. Step 5: Solve for x
    x = 171,903,657.77/18,629.66
  6. Step 6: Final answer
    x = 9,227.42

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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.