Home / 49,993.42-68,995.19-28,489.74

Finding the Fourth Proportional to 49,993.42, 68,995.19 and 28,489.74

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Solution

The fourth proportional to 49,993.42, 68,995.19 and 28,489.74 is: 39,318.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,993.42 : 68,995.19 = 28,489.74 : x
  2. Step 2: Convert to fraction form
    49,993.42/68,995.19 = 28,489.74/x
  3. Step 3: Cross multiply
    49,993.42x = 68,995.19 × 28,489.74
  4. Step 4: Simplify right side
    49,993.42x = 1,965,655,224.94
  5. Step 5: Solve for x
    x = 1,965,655,224.94/49,993.42
  6. Step 6: Final answer
    x = 39,318.28

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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.