Home / 27,400.80-41,028.30-17,486.40

Finding the Fourth Proportional to 27,400.80, 41,028.30 and 17,486.40

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Solution

The fourth proportional to 27,400.80, 41,028.30 and 17,486.40 is: 26,183.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,400.80 : 41,028.30 = 17,486.40 : x
  2. Step 2: Convert to fraction form
    27,400.80/41,028.30 = 17,486.40/x
  3. Step 3: Cross multiply
    27,400.80x = 41,028.30 × 17,486.40
  4. Step 4: Simplify right side
    27,400.80x = 717,437,265.12
  5. Step 5: Solve for x
    x = 717,437,265.12/27,400.80
  6. Step 6: Final answer
    x = 26,183.08

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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.