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Finding the Fourth Proportional to 22,711.97, 34,070.22 and 8,683.80

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Solution

The fourth proportional to 22,711.97, 34,070.22 and 8,683.80 is: 13,026.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,711.97 : 34,070.22 = 8,683.80 : x
  2. Step 2: Convert to fraction form
    22,711.97/34,070.22 = 8,683.80/x
  3. Step 3: Cross multiply
    22,711.97x = 34,070.22 × 8,683.80
  4. Step 4: Simplify right side
    22,711.97x = 295,858,762.67
  5. Step 5: Solve for x
    x = 295,858,762.67/22,711.97
  6. Step 6: Final answer
    x = 13,026.56

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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.