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Finding the Fourth Proportional to 22,611.63, 33,913.50 and 5,971.80

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Solution

The fourth proportional to 22,611.63, 33,913.50 and 5,971.80 is: 8,956.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,611.63 : 33,913.50 = 5,971.80 : x
  2. Step 2: Convert to fraction form
    22,611.63/33,913.50 = 5,971.80/x
  3. Step 3: Cross multiply
    22,611.63x = 33,913.50 × 5,971.80
  4. Step 4: Simplify right side
    22,611.63x = 202,524,639.30
  5. Step 5: Solve for x
    x = 202,524,639.30/22,611.63
  6. Step 6: Final answer
    x = 8,956.66

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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.