Home / 49,613.24-68,469.89-28,392.05

Finding the Fourth Proportional to 49,613.24, 68,469.89 and 28,392.05

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Solution

The fourth proportional to 49,613.24, 68,469.89 and 28,392.05 is: 39,183.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,613.24 : 68,469.89 = 28,392.05 : x
  2. Step 2: Convert to fraction form
    49,613.24/68,469.89 = 28,392.05/x
  3. Step 3: Cross multiply
    49,613.24x = 68,469.89 × 28,392.05
  4. Step 4: Simplify right side
    49,613.24x = 1,944,000,056.06
  5. Step 5: Solve for x
    x = 1,944,000,056.06/49,613.24
  6. Step 6: Final answer
    x = 39,183.09

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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.