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Finding the Fourth Proportional to 27,951.41, 41,927.40 and 8,230.34

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Solution

The fourth proportional to 27,951.41, 41,927.40 and 8,230.34 is: 12,345.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,951.41 : 41,927.40 = 8,230.34 : x
  2. Step 2: Convert to fraction form
    27,951.41/41,927.40 = 8,230.34/x
  3. Step 3: Cross multiply
    27,951.41x = 41,927.40 × 8,230.34
  4. Step 4: Simplify right side
    27,951.41x = 345,076,862.13
  5. Step 5: Solve for x
    x = 345,076,862.13/27,951.41
  6. Step 6: Final answer
    x = 12,345.60

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1.5x scale

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.