Home / 19,226.91-26,534.97-11,671.50

Finding the Fourth Proportional to 19,226.91, 26,534.97 and 11,671.50

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Solution

The fourth proportional to 19,226.91, 26,534.97 and 11,671.50 is: 16,107.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,226.91 : 26,534.97 = 11,671.50 : x
  2. Step 2: Convert to fraction form
    19,226.91/26,534.97 = 11,671.50/x
  3. Step 3: Cross multiply
    19,226.91x = 26,534.97 × 11,671.50
  4. Step 4: Simplify right side
    19,226.91x = 309,702,902.36
  5. Step 5: Solve for x
    x = 309,702,902.36/19,226.91
  6. Step 6: Final answer
    x = 16,107.78

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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.