Home / 27,199.20-40,797.77-7,477.25

Finding the Fourth Proportional to 27,199.20, 40,797.77 and 7,477.25

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Solution

The fourth proportional to 27,199.20, 40,797.77 and 7,477.25 is: 11,215.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,199.20 : 40,797.77 = 7,477.25 : x
  2. Step 2: Convert to fraction form
    27,199.20/40,797.77 = 7,477.25/x
  3. Step 3: Cross multiply
    27,199.20x = 40,797.77 × 7,477.25
  4. Step 4: Simplify right side
    27,199.20x = 305,054,884.36
  5. Step 5: Solve for x
    x = 305,054,884.36/27,199.20
  6. Step 6: Final answer
    x = 11,215.58

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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.