Home / 49,427.42-68,203.29-28,205.42

Finding the Fourth Proportional to 49,427.42, 68,203.29 and 28,205.42

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Solution

The fourth proportional to 49,427.42, 68,203.29 and 28,205.42 is: 38,919.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,427.42 : 68,203.29 = 28,205.42 : x
  2. Step 2: Convert to fraction form
    49,427.42/68,203.29 = 28,205.42/x
  3. Step 3: Cross multiply
    49,427.42x = 68,203.29 × 28,205.42
  4. Step 4: Simplify right side
    49,427.42x = 1,923,702,439.83
  5. Step 5: Solve for x
    x = 1,923,702,439.83/49,427.42
  6. Step 6: Final answer
    x = 38,919.74

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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.