Home / 28,338.75-38,858.78-27,600.64

Finding the Fourth Proportional to 28,338.75, 38,858.78 and 27,600.64

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Solution

The fourth proportional to 28,338.75, 38,858.78 and 27,600.64 is: 37,846.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,338.75 : 38,858.78 = 27,600.64 : x
  2. Step 2: Convert to fraction form
    28,338.75/38,858.78 = 27,600.64/x
  3. Step 3: Cross multiply
    28,338.75x = 38,858.78 × 27,600.64
  4. Step 4: Simplify right side
    28,338.75x = 1,072,527,169.47
  5. Step 5: Solve for x
    x = 1,072,527,169.47/28,338.75
  6. Step 6: Final answer
    x = 37,846.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.