Home / 27,947.41-41,916.56-8,221.36

Finding the Fourth Proportional to 27,947.41, 41,916.56 and 8,221.36

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Solution

The fourth proportional to 27,947.41, 41,916.56 and 8,221.36 is: 12,330.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,947.41 : 41,916.56 = 8,221.36 : x
  2. Step 2: Convert to fraction form
    27,947.41/41,916.56 = 8,221.36/x
  3. Step 3: Cross multiply
    27,947.41x = 41,916.56 × 8,221.36
  4. Step 4: Simplify right side
    27,947.41x = 344,611,024.93
  5. Step 5: Solve for x
    x = 344,611,024.93/27,947.41
  6. Step 6: Final answer
    x = 12,330.70

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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.