Home / 49,078.52-67,730.22-27,858.68

Finding the Fourth Proportional to 49,078.52, 67,730.22 and 27,858.68

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Solution

The fourth proportional to 49,078.52, 67,730.22 and 27,858.68 is: 38,446.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,078.52 : 67,730.22 = 27,858.68 : x
  2. Step 2: Convert to fraction form
    49,078.52/67,730.22 = 27,858.68/x
  3. Step 3: Cross multiply
    49,078.52x = 67,730.22 × 27,858.68
  4. Step 4: Simplify right side
    49,078.52x = 1,886,874,525.31
  5. Step 5: Solve for x
    x = 1,886,874,525.31/49,078.52
  6. Step 6: Final answer
    x = 38,446.04

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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.