Home / 23,622.76-35,434.16-11,919.88

Finding the Fourth Proportional to 23,622.76, 35,434.16 and 11,919.88

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Solution

The fourth proportional to 23,622.76, 35,434.16 and 11,919.88 is: 17,879.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,622.76 : 35,434.16 = 11,919.88 : x
  2. Step 2: Convert to fraction form
    23,622.76/35,434.16 = 11,919.88/x
  3. Step 3: Cross multiply
    23,622.76x = 35,434.16 × 11,919.88
  4. Step 4: Simplify right side
    23,622.76x = 422,370,935.10
  5. Step 5: Solve for x
    x = 422,370,935.10/23,622.76
  6. Step 6: Final answer
    x = 17,879.83

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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.