Home / 49,245.87-67,951.40-28,025.49

Finding the Fourth Proportional to 49,245.87, 67,951.40 and 28,025.49

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Solution

The fourth proportional to 49,245.87, 67,951.40 and 28,025.49 is: 38,670.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,245.87 : 67,951.40 = 28,025.49 : x
  2. Step 2: Convert to fraction form
    49,245.87/67,951.40 = 28,025.49/x
  3. Step 3: Cross multiply
    49,245.87x = 67,951.40 × 28,025.49
  4. Step 4: Simplify right side
    49,245.87x = 1,904,371,141.06
  5. Step 5: Solve for x
    x = 1,904,371,141.06/49,245.87
  6. Step 6: Final answer
    x = 38,670.68

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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.