Home / 28,851.44-43,282.74-11,080.79

Finding the Fourth Proportional to 28,851.44, 43,282.74 and 11,080.79

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Solution

The fourth proportional to 28,851.44, 43,282.74 and 11,080.79 is: 16,623.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,851.44 : 43,282.74 = 11,080.79 : x
  2. Step 2: Convert to fraction form
    28,851.44/43,282.74 = 11,080.79/x
  3. Step 3: Cross multiply
    28,851.44x = 43,282.74 × 11,080.79
  4. Step 4: Simplify right side
    28,851.44x = 479,606,736.15
  5. Step 5: Solve for x
    x = 479,606,736.15/28,851.44
  6. Step 6: Final answer
    x = 16,623.32

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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.