Home / 49,613.31-68,467.68-28,399.41

Finding the Fourth Proportional to 49,613.31, 68,467.68 and 28,399.41

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Solution

The fourth proportional to 49,613.31, 68,467.68 and 28,399.41 is: 39,191.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,613.31 : 68,467.68 = 28,399.41 : x
  2. Step 2: Convert to fraction form
    49,613.31/68,467.68 = 28,399.41/x
  3. Step 3: Cross multiply
    49,613.31x = 68,467.68 × 28,399.41
  4. Step 4: Simplify right side
    49,613.31x = 1,944,441,716.07
  5. Step 5: Solve for x
    x = 1,944,441,716.07/49,613.31
  6. Step 6: Final answer
    x = 39,191.94

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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.