Home / 49,191.56-67,879.11-27,680.93

Finding the Fourth Proportional to 49,191.56, 67,879.11 and 27,680.93

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Solution

The fourth proportional to 49,191.56, 67,879.11 and 27,680.93 is: 38,196.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,191.56 : 67,879.11 = 27,680.93 : x
  2. Step 2: Convert to fraction form
    49,191.56/67,879.11 = 27,680.93/x
  3. Step 3: Cross multiply
    49,191.56x = 67,879.11 × 27,680.93
  4. Step 4: Simplify right side
    49,191.56x = 1,878,956,552.98
  5. Step 5: Solve for x
    x = 1,878,956,552.98/49,191.56
  6. Step 6: Final answer
    x = 38,196.73

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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.