Home / 49,947.96-68,930.22-28,727.22

Finding the Fourth Proportional to 49,947.96, 68,930.22 and 28,727.22

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Solution

The fourth proportional to 49,947.96, 68,930.22 and 28,727.22 is: 39,644.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,947.96 : 68,930.22 = 28,727.22 : x
  2. Step 2: Convert to fraction form
    49,947.96/68,930.22 = 28,727.22/x
  3. Step 3: Cross multiply
    49,947.96x = 68,930.22 × 28,727.22
  4. Step 4: Simplify right side
    49,947.96x = 1,980,173,594.59
  5. Step 5: Solve for x
    x = 1,980,173,594.59/49,947.96
  6. Step 6: Final answer
    x = 39,644.73

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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.