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Finding the Fourth Proportional to 22,701.94, 34,052.08 and 7,910.80

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Solution

The fourth proportional to 22,701.94, 34,052.08 and 7,910.80 is: 11,865.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,701.94 : 34,052.08 = 7,910.80 : x
  2. Step 2: Convert to fraction form
    22,701.94/34,052.08 = 7,910.80/x
  3. Step 3: Cross multiply
    22,701.94x = 34,052.08 × 7,910.80
  4. Step 4: Simplify right side
    22,701.94x = 269,379,194.46
  5. Step 5: Solve for x
    x = 269,379,194.46/22,701.94
  6. Step 6: Final answer
    x = 11,865.91

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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.