Home / 27,208.24-40,822.62-18,525.04

Finding the Fourth Proportional to 27,208.24, 40,822.62 and 18,525.04

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Solution

The fourth proportional to 27,208.24, 40,822.62 and 18,525.04 is: 27,794.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,208.24 : 40,822.62 = 18,525.04 : x
  2. Step 2: Convert to fraction form
    27,208.24/40,822.62 = 18,525.04/x
  3. Step 3: Cross multiply
    27,208.24x = 40,822.62 × 18,525.04
  4. Step 4: Simplify right side
    27,208.24x = 756,240,668.40
  5. Step 5: Solve for x
    x = 756,240,668.40/27,208.24
  6. Step 6: Final answer
    x = 27,794.55

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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.