Home / 49,775.58-74,543.94-28,651.50

Finding the Fourth Proportional to 49,775.58, 74,543.94 and 28,651.50

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Solution

The fourth proportional to 49,775.58, 74,543.94 and 28,651.50 is: 42,908.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,775.58 : 74,543.94 = 28,651.50 : x
  2. Step 2: Convert to fraction form
    49,775.58/74,543.94 = 28,651.50/x
  3. Step 3: Cross multiply
    49,775.58x = 74,543.94 × 28,651.50
  4. Step 4: Simplify right side
    49,775.58x = 2,135,795,696.91
  5. Step 5: Solve for x
    x = 2,135,795,696.91/49,775.58
  6. Step 6: Final answer
    x = 42,908.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.