Home / 19,107.92-28,667.64-5,961.68

Finding the Fourth Proportional to 19,107.92, 28,667.64 and 5,961.68

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Solution

The fourth proportional to 19,107.92, 28,667.64 and 5,961.68 is: 8,944.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,107.92 : 28,667.64 = 5,961.68 : x
  2. Step 2: Convert to fraction form
    19,107.92/28,667.64 = 5,961.68/x
  3. Step 3: Cross multiply
    19,107.92x = 28,667.64 × 5,961.68
  4. Step 4: Simplify right side
    19,107.92x = 170,907,296.04
  5. Step 5: Solve for x
    x = 170,907,296.04/19,107.92
  6. Step 6: Final answer
    x = 8,944.32

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1.5x scale

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.