Home / 27,919.05-41,869.68-9,194.92

Finding the Fourth Proportional to 27,919.05, 41,869.68 and 9,194.92

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Solution

The fourth proportional to 27,919.05, 41,869.68 and 9,194.92 is: 13,789.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,919.05 : 41,869.68 = 9,194.92 : x
  2. Step 2: Convert to fraction form
    27,919.05/41,869.68 = 9,194.92/x
  3. Step 3: Cross multiply
    27,919.05x = 41,869.68 × 9,194.92
  4. Step 4: Simplify right side
    27,919.05x = 384,988,218.87
  5. Step 5: Solve for x
    x = 384,988,218.87/27,919.05
  6. Step 6: Final answer
    x = 13,789.45

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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.