Home / 49,810.14-68,739.74-28,299.58

Finding the Fourth Proportional to 49,810.14, 68,739.74 and 28,299.58

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Solution

The fourth proportional to 49,810.14, 68,739.74 and 28,299.58 is: 39,054.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,810.14 : 68,739.74 = 28,299.58 : x
  2. Step 2: Convert to fraction form
    49,810.14/68,739.74 = 28,299.58/x
  3. Step 3: Cross multiply
    49,810.14x = 68,739.74 × 28,299.58
  4. Step 4: Simplify right side
    49,810.14x = 1,945,305,564.09
  5. Step 5: Solve for x
    x = 1,945,305,564.09/49,810.14
  6. Step 6: Final answer
    x = 39,054.41

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1.5x scale

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.