Home / 48,679.46-67,179.69-27,458.72

Finding the Fourth Proportional to 48,679.46, 67,179.69 and 27,458.72

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Solution

The fourth proportional to 48,679.46, 67,179.69 and 27,458.72 is: 37,894.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,679.46 : 67,179.69 = 27,458.72 : x
  2. Step 2: Convert to fraction form
    48,679.46/67,179.69 = 27,458.72/x
  3. Step 3: Cross multiply
    48,679.46x = 67,179.69 × 27,458.72
  4. Step 4: Simplify right side
    48,679.46x = 1,844,667,961.50
  5. Step 5: Solve for x
    x = 1,844,667,961.50/48,679.46
  6. Step 6: Final answer
    x = 37,894.18

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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.