Home / 49,530.97-74,296.20-12,091.24

Finding the Fourth Proportional to 49,530.97, 74,296.20 and 12,091.24

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Solution

The fourth proportional to 49,530.97, 74,296.20 and 12,091.24 is: 18,136.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,530.97 : 74,296.20 = 12,091.24 : x
  2. Step 2: Convert to fraction form
    49,530.97/74,296.20 = 12,091.24/x
  3. Step 3: Cross multiply
    49,530.97x = 74,296.20 × 12,091.24
  4. Step 4: Simplify right side
    49,530.97x = 898,333,185.29
  5. Step 5: Solve for x
    x = 898,333,185.29/49,530.97
  6. Step 6: Final answer
    x = 18,136.80

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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.