Home / 49,725.67-68,604.10-28,212.88

Finding the Fourth Proportional to 49,725.67, 68,604.10 and 28,212.88

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Solution

The fourth proportional to 49,725.67, 68,604.10 and 28,212.88 is: 38,923.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,725.67 : 68,604.10 = 28,212.88 : x
  2. Step 2: Convert to fraction form
    49,725.67/68,604.10 = 28,212.88/x
  3. Step 3: Cross multiply
    49,725.67x = 68,604.10 × 28,212.88
  4. Step 4: Simplify right side
    49,725.67x = 1,935,519,240.81
  5. Step 5: Solve for x
    x = 1,935,519,240.81/49,725.67
  6. Step 6: Final answer
    x = 38,923.94

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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.