Home / 49,007.93-67,620.48-28,857.44

Finding the Fourth Proportional to 49,007.93, 67,620.48 and 28,857.44

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Solution

The fourth proportional to 49,007.93, 67,620.48 and 28,857.44 is: 39,817.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,007.93 : 67,620.48 = 28,857.44 : x
  2. Step 2: Convert to fraction form
    49,007.93/67,620.48 = 28,857.44/x
  3. Step 3: Cross multiply
    49,007.93x = 67,620.48 × 28,857.44
  4. Step 4: Simplify right side
    49,007.93x = 1,951,353,606.27
  5. Step 5: Solve for x
    x = 1,951,353,606.27/49,007.93
  6. Step 6: Final answer
    x = 39,817.10

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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.