Home / 49,076.46-67,727.55-27,857.70

Finding the Fourth Proportional to 49,076.46, 67,727.55 and 27,857.70

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Solution

The fourth proportional to 49,076.46, 67,727.55 and 27,857.70 is: 38,444.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,076.46 : 67,727.55 = 27,857.70 : x
  2. Step 2: Convert to fraction form
    49,076.46/67,727.55 = 27,857.70/x
  3. Step 3: Cross multiply
    49,076.46x = 67,727.55 × 27,857.70
  4. Step 4: Simplify right side
    49,076.46x = 1,886,733,769.64
  5. Step 5: Solve for x
    x = 1,886,733,769.64/49,076.46
  6. Step 6: Final answer
    x = 38,444.78

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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.