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Finding the Fourth Proportional to 37,515, 51,771.66 and 22,611.96

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Solution

The fourth proportional to 37,515, 51,771.66 and 22,611.96 is: 31,205.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,515 : 51,771.66 = 22,611.96 : x
  2. Step 2: Convert to fraction form
    37,515/51,771.66 = 22,611.96/x
  3. Step 3: Cross multiply
    37,515x = 51,771.66 × 22,611.96
  4. Step 4: Simplify right side
    37,515x = 1,170,658,705.05
  5. Step 5: Solve for x
    x = 1,170,658,705.05/37,515
  6. Step 6: Final answer
    x = 31,205.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.