Home / 49,419.55-74,118.21-22,739.95

Finding the Fourth Proportional to 49,419.55, 74,118.21 and 22,739.95

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Solution

The fourth proportional to 49,419.55, 74,118.21 and 22,739.95 is: 34,104.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,419.55 : 74,118.21 = 22,739.95 : x
  2. Step 2: Convert to fraction form
    49,419.55/74,118.21 = 22,739.95/x
  3. Step 3: Cross multiply
    49,419.55x = 74,118.21 × 22,739.95
  4. Step 4: Simplify right side
    49,419.55x = 1,685,444,107.86
  5. Step 5: Solve for x
    x = 1,685,444,107.86/49,419.55
  6. Step 6: Final answer
    x = 34,104.80

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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.