Home / 39,608.04-54,654.96-22,611

Finding the Fourth Proportional to 39,608.04, 54,654.96 and 22,611

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Solution

The fourth proportional to 39,608.04, 54,654.96 and 22,611 is: 31,200.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,608.04 : 54,654.96 = 22,611 : x
  2. Step 2: Convert to fraction form
    39,608.04/54,654.96 = 22,611/x
  3. Step 3: Cross multiply
    39,608.04x = 54,654.96 × 22,611
  4. Step 4: Simplify right side
    39,608.04x = 1,235,803,300.56
  5. Step 5: Solve for x
    x = 1,235,803,300.56/39,608.04
  6. Step 6: Final answer
    x = 31,200.82

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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.