Home / 27,080.16-40,632.32-17,216.80

Finding the Fourth Proportional to 27,080.16, 40,632.32 and 17,216.80

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Solution

The fourth proportional to 27,080.16, 40,632.32 and 17,216.80 is: 25,832.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,080.16 : 40,632.32 = 17,216.80 : x
  2. Step 2: Convert to fraction form
    27,080.16/40,632.32 = 17,216.80/x
  3. Step 3: Cross multiply
    27,080.16x = 40,632.32 × 17,216.80
  4. Step 4: Simplify right side
    27,080.16x = 699,558,526.98
  5. Step 5: Solve for x
    x = 699,558,526.98/27,080.16
  6. Step 6: Final answer
    x = 25,832.88

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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.