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Finding the Fourth Proportional to 22,611.88, 33,917.88 and 7,029.50

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Solution

The fourth proportional to 22,611.88, 33,917.88 and 7,029.50 is: 10,544.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,611.88 : 33,917.88 = 7,029.50 : x
  2. Step 2: Convert to fraction form
    22,611.88/33,917.88 = 7,029.50/x
  3. Step 3: Cross multiply
    22,611.88x = 33,917.88 × 7,029.50
  4. Step 4: Simplify right side
    22,611.88x = 238,425,737.46
  5. Step 5: Solve for x
    x = 238,425,737.46/22,611.88
  6. Step 6: Final answer
    x = 10,544.27

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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.