Home / 49,245.88-67,951.40-28,025.50

Finding the Fourth Proportional to 49,245.88, 67,951.40 and 28,025.50

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Solution

The fourth proportional to 49,245.88, 67,951.40 and 28,025.50 is: 38,670.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,245.88 : 67,951.40 = 28,025.50 : x
  2. Step 2: Convert to fraction form
    49,245.88/67,951.40 = 28,025.50/x
  3. Step 3: Cross multiply
    49,245.88x = 67,951.40 × 28,025.50
  4. Step 4: Simplify right side
    49,245.88x = 1,904,371,960.70
  5. Step 5: Solve for x
    x = 1,904,371,960.70/49,245.88
  6. Step 6: Final answer
    x = 38,670.69

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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.