Home / 38,537.08-57,766.22-21,861.89

Finding the Fourth Proportional to 38,537.08, 57,766.22 and 21,861.89

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Solution

The fourth proportional to 38,537.08, 57,766.22 and 21,861.89 is: 32,770.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,537.08 : 57,766.22 = 21,861.89 : x
  2. Step 2: Convert to fraction form
    38,537.08/57,766.22 = 21,861.89/x
  3. Step 3: Cross multiply
    38,537.08x = 57,766.22 × 21,861.89
  4. Step 4: Simplify right side
    38,537.08x = 1,262,878,747.36
  5. Step 5: Solve for x
    x = 1,262,878,747.36/38,537.08
  6. Step 6: Final answer
    x = 32,770.48

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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.