Home / 27,212.63-37,550.39-15,274.31

Finding the Fourth Proportional to 27,212.63, 37,550.39 and 15,274.31

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Solution

The fourth proportional to 27,212.63, 37,550.39 and 15,274.31 is: 21,076.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,212.63 : 37,550.39 = 15,274.31 : x
  2. Step 2: Convert to fraction form
    27,212.63/37,550.39 = 15,274.31/x
  3. Step 3: Cross multiply
    27,212.63x = 37,550.39 × 15,274.31
  4. Step 4: Simplify right side
    27,212.63x = 573,556,033.36
  5. Step 5: Solve for x
    x = 573,556,033.36/27,212.63
  6. Step 6: Final answer
    x = 21,076.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.