Home / 47,863.75-66,072.39-34,074.97

Finding the Fourth Proportional to 47,863.75, 66,072.39 and 34,074.97

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Solution

The fourth proportional to 47,863.75, 66,072.39 and 34,074.97 is: 47,037.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,863.75 : 66,072.39 = 34,074.97 : x
  2. Step 2: Convert to fraction form
    47,863.75/66,072.39 = 34,074.97/x
  3. Step 3: Cross multiply
    47,863.75x = 66,072.39 × 34,074.97
  4. Step 4: Simplify right side
    47,863.75x = 2,251,414,376.72
  5. Step 5: Solve for x
    x = 2,251,414,376.72/47,863.75
  6. Step 6: Final answer
    x = 47,037.99

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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.