Home / 27,101.11-40,651.66-17,864.95

Finding the Fourth Proportional to 27,101.11, 40,651.66 and 17,864.95

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Solution

The fourth proportional to 27,101.11, 40,651.66 and 17,864.95 is: 26,797.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,101.11 : 40,651.66 = 17,864.95 : x
  2. Step 2: Convert to fraction form
    27,101.11/40,651.66 = 17,864.95/x
  3. Step 3: Cross multiply
    27,101.11x = 40,651.66 × 17,864.95
  4. Step 4: Simplify right side
    27,101.11x = 726,239,625.40
  5. Step 5: Solve for x
    x = 726,239,625.40/27,101.11
  6. Step 6: Final answer
    x = 26,797.42

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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.