Home / 49,275.40-73,896.90-18,106.60

Finding the Fourth Proportional to 49,275.40, 73,896.90 and 18,106.60

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Solution

The fourth proportional to 49,275.40, 73,896.90 and 18,106.60 is: 27,153.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,275.40 : 73,896.90 = 18,106.60 : x
  2. Step 2: Convert to fraction form
    49,275.40/73,896.90 = 18,106.60/x
  3. Step 3: Cross multiply
    49,275.40x = 73,896.90 × 18,106.60
  4. Step 4: Simplify right side
    49,275.40x = 1,338,021,609.54
  5. Step 5: Solve for x
    x = 1,338,021,609.54/49,275.40
  6. Step 6: Final answer
    x = 27,153.95

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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.