Home / 49,542.52-68,373.48-28,317.76

Finding the Fourth Proportional to 49,542.52, 68,373.48 and 28,317.76

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Solution

The fourth proportional to 49,542.52, 68,373.48 and 28,317.76 is: 39,081.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,542.52 : 68,373.48 = 28,317.76 : x
  2. Step 2: Convert to fraction form
    49,542.52/68,373.48 = 28,317.76/x
  3. Step 3: Cross multiply
    49,542.52x = 68,373.48 × 28,317.76
  4. Step 4: Simplify right side
    49,542.52x = 1,936,183,797.00
  5. Step 5: Solve for x
    x = 1,936,183,797.00/49,542.52
  6. Step 6: Final answer
    x = 39,081.25

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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.